diff --git a/dist/badge/index.wxss b/dist/badge/index.wxss
index 1b72b66e..10695329 100644
--- a/dist/badge/index.wxss
+++ b/dist/badge/index.wxss
@@ -1 +1 @@
-@import '../common/index.wxss';.van-badge{display:block;overflow:hidden;font-size:14px;line-height:1.4;-webkit-user-select:none;user-select:none;color:#666;word-break:break-all;box-sizing:border-box;padding:20px 12px 20px 9px;background-color:#f8f8f8;border-left:3px solid transparent}.van-badge:active{background-color:#e8e8e8}.van-badge::after{border-bottom-width:1px}.van-badge--active{font-weight:700;color:#333;border-color:#f44}.van-badge--active::after{border-right-width:1px}.van-badge--active,.van-badge--active:active{background-color:#fff}.van-badge__info{position:absolute;top:2px;right:2px;color:#fff;font-size:10px;font-weight:400;-webkit-transform:scale(.8);transform:scale(.8);text-align:center;box-sizing:border-box;padding:0 6px;min-width:18px;line-height:18px;border-radius:9px;background-color:#f44}
\ No newline at end of file
+@import '../common/index.wxss';.van-badge{display:block;overflow:hidden;font-size:14px;line-height:1.4;-webkit-user-select:none;user-select:none;color:#666;word-break:break-all;box-sizing:border-box;padding:20px 12px 20px 9px;background-color:#f8f8f8;border-left:3px solid transparent}.van-badge:active{background-color:#e8e8e8}.van-badge::after{border-bottom-width:1px}.van-badge--active{font-weight:700;color:#333;border-color:#f44}.van-badge--active::after{border-right-width:1px}.van-badge--active,.van-badge--active:active{background-color:#fff}.van-badge__info{position:absolute;top:4px;right:2px;color:#fff;font-size:12px;font-weight:500;-webkit-transform:scale(.8);transform:scale(.8);text-align:center;box-sizing:border-box;padding:0 6px;min-width:18px;line-height:18px;border-radius:9px;background-color:#f44}
\ No newline at end of file
diff --git a/dist/card/index.js b/dist/card/index.js
index 2ea58c46..4e51c19f 100644
--- a/dist/card/index.js
+++ b/dist/card/index.js
@@ -9,6 +9,7 @@ VantComponent({
     title: String,
     price: String,
     centered: Boolean,
+    lazyLoad: Boolean,
     thumbLink: String,
     linkType: {
       type: String,
diff --git a/dist/card/index.wxml b/dist/card/index.wxml
index d7dba72c..5e8b3411 100644
--- a/dist/card/index.wxml
+++ b/dist/card/index.wxml
@@ -1,6 +1,6 @@
 <view class="custom-class van-card {{ centered ? 'van-card--center' : '' }}">
   <view class="van-card__thumb" bind:tap="onClickThumb">
-    <image wx:if="{{ thumb }}" src="{{ thumb }}" class="van-card__img thumb-class" />
+    <image wx:if="{{ thumb }}" lazy-load="{{ lazyLoad }}" src="{{ thumb }}" class="van-card__img thumb-class" />
     <slot wx:else name="thumb" />
     <van-tag
       wx:if="{{ tag }}"
diff --git a/dist/cell/index.js b/dist/cell/index.js
index 9c7a8994..a8a016fb 100644
--- a/dist/cell/index.js
+++ b/dist/cell/index.js
@@ -26,9 +26,9 @@ VantComponent({
     cellClass: function cellClass() {
       var data = this.data;
       return this.classNames('custom-class', 'van-cell', {
-        'van-hairline': data.border,
         'van-cell--center': data.center,
         'van-cell--required': data.required,
+        'van-cell--borderless': !data.border,
         'van-cell--clickable': data.isLink || data.clickable
       });
     },
diff --git a/dist/cell/index.wxss b/dist/cell/index.wxss
index 6ad96398..55a2e32e 100644
--- a/dist/cell/index.wxss
+++ b/dist/cell/index.wxss
@@ -1 +1 @@
-@import '../common/index.wxss';.van-cell{width:100%;display:-webkit-flex;display:flex;padding:10px 15px;box-sizing:border-box;line-height:24px;position:relative;background-color:#fff;color:#333;font-size:14px}.van-cell::after{left:15px;right:0;-webkit-transform:scaleY(.5);transform:scaleY(.5);border-bottom-width:1px}.van-cell-group{background-color:#fff}.van-cell__label{font-size:12px;line-height:1.2;color:#666}.van-cell__title,.van-cell__value{-webkit-flex:1;flex:1}.van-cell__title:empty,.van-cell__value:empty{display:none}.van-cell__value{overflow:hidden;text-align:right;vertical-align:middle}.van-cell__left-icon{font-size:16px;line-height:24px;margin-right:5px;vertical-align:middle}.van-cell__right-icon{color:#999;font-size:12px;line-height:24px;margin-left:5px}.van-cell--clickable:active{background-color:#e8e8e8}.van-cell--required{overflow:visible}.van-cell--required::before{content:'*';position:absolute;left:7px;font-size:14px;color:#f44}.van-cell--center{-webkit-align-items:center;align-items:center}
\ No newline at end of file
+@import '../common/index.wxss';.van-cell{width:100%;display:-webkit-flex;display:flex;padding:10px 15px;box-sizing:border-box;line-height:24px;position:relative;background-color:#fff;color:#333;font-size:14px}.van-cell::after{content:' ';position:absolute;pointer-events:none;box-sizing:border-box;-webkit-transform-origin:center;transform-origin:center;top:auto;left:15px;right:0;bottom:0;-webkit-transform:scaleY(.5);transform:scaleY(.5);border-bottom:1px solid #eee}.van-cell--borderless::after{display:none}.van-cell-group{background-color:#fff}.van-cell__label{font-size:12px;line-height:1.2;color:#666}.van-cell__title,.van-cell__value{-webkit-flex:1;flex:1}.van-cell__title:empty,.van-cell__value:empty{display:none}.van-cell__value{overflow:hidden;text-align:right;vertical-align:middle}.van-cell__left-icon{font-size:16px;line-height:24px;margin-right:5px;vertical-align:middle}.van-cell__right-icon{color:#999;font-size:12px;line-height:24px;margin-left:5px}.van-cell--clickable:active{background-color:#e8e8e8}.van-cell--required{overflow:visible}.van-cell--required::before{content:'*';position:absolute;left:7px;font-size:14px;color:#f44}.van-cell--center{-webkit-align-items:center;align-items:center}
\ No newline at end of file
diff --git a/dist/common/index.wxss b/dist/common/index.wxss
index 9d7524fc..5e3d716d 100644
--- a/dist/common/index.wxss
+++ b/dist/common/index.wxss
@@ -1 +1 @@
-.van-ellipsis{overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.van-multi-ellipsis--l2{overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2}.van-multi-ellipsis--l3{overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:3}.van-clearfix::after{content:'';display:table;clear:both}.van-hairline,.van-hairline--bottom,.van-hairline--left,.van-hairline--right,.van-hairline--surround,.van-hairline--top,.van-hairline--top-bottom{position:relative}.van-hairline--bottom::after,.van-hairline--left::after,.van-hairline--right::after,.van-hairline--surround::after,.van-hairline--top-bottom::after,.van-hairline--top::after,.van-hairline::after{content:'';position:absolute;top:-50%;left:-50%;right:-50%;bottom:-50%;-webkit-transform:scale(.5);transform:scale(.5);pointer-events:none;box-sizing:border-box;-webkit-transform-origin:center;transform-origin:center;border:0 solid #eee}.van-hairline--top::after{border-top-width:1px}.van-hairline--left::after{border-left-width:1px}.van-hairline--right::after{border-right-width:1px}.van-hairline--bottom::after{border-bottom-width:1px}.van-hairline--top-bottom::after{border-width:1px 0}.van-hairline--surround::after{border-width:1px}
\ No newline at end of file
+.van-ellipsis{overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.van-multi-ellipsis--l2{overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2}.van-multi-ellipsis--l3{overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:3}.van-clearfix::after{content:'';display:table;clear:both}.van-hairline,.van-hairline--bottom,.van-hairline--left,.van-hairline--right,.van-hairline--surround,.van-hairline--top,.van-hairline--top-bottom{position:relative}.van-hairline--bottom::after,.van-hairline--left::after,.van-hairline--right::after,.van-hairline--surround::after,.van-hairline--top-bottom::after,.van-hairline--top::after,.van-hairline::after{content:' ';position:absolute;pointer-events:none;box-sizing:border-box;-webkit-transform-origin:center;transform-origin:center;top:-50%;left:-50%;right:-50%;bottom:-50%;-webkit-transform:scale(.5);transform:scale(.5);border:0 solid #eee}.van-hairline--top::after{border-top-width:1px}.van-hairline--left::after{border-left-width:1px}.van-hairline--right::after{border-right-width:1px}.van-hairline--bottom::after{border-bottom-width:1px}.van-hairline--top-bottom::after{border-width:1px 0}.van-hairline--surround::after{border-width:1px}
\ No newline at end of file
diff --git a/dist/common/style/hairline.wxss b/dist/common/style/hairline.wxss
index a29d9131..0988a6ad 100644
--- a/dist/common/style/hairline.wxss
+++ b/dist/common/style/hairline.wxss
@@ -1 +1 @@
-.van-hairline,.van-hairline--bottom,.van-hairline--left,.van-hairline--right,.van-hairline--surround,.van-hairline--top,.van-hairline--top-bottom{position:relative}.van-hairline--bottom::after,.van-hairline--left::after,.van-hairline--right::after,.van-hairline--surround::after,.van-hairline--top-bottom::after,.van-hairline--top::after,.van-hairline::after{content:'';position:absolute;top:-50%;left:-50%;right:-50%;bottom:-50%;-webkit-transform:scale(.5);transform:scale(.5);pointer-events:none;box-sizing:border-box;-webkit-transform-origin:center;transform-origin:center;border:0 solid #eee}.van-hairline--top::after{border-top-width:1px}.van-hairline--left::after{border-left-width:1px}.van-hairline--right::after{border-right-width:1px}.van-hairline--bottom::after{border-bottom-width:1px}.van-hairline--top-bottom::after{border-width:1px 0}.van-hairline--surround::after{border-width:1px}
\ No newline at end of file
+.van-hairline,.van-hairline--bottom,.van-hairline--left,.van-hairline--right,.van-hairline--surround,.van-hairline--top,.van-hairline--top-bottom{position:relative}.van-hairline--bottom::after,.van-hairline--left::after,.van-hairline--right::after,.van-hairline--surround::after,.van-hairline--top-bottom::after,.van-hairline--top::after,.van-hairline::after{content:' ';position:absolute;pointer-events:none;box-sizing:border-box;-webkit-transform-origin:center;transform-origin:center;top:-50%;left:-50%;right:-50%;bottom:-50%;-webkit-transform:scale(.5);transform:scale(.5);border:0 solid #eee}.van-hairline--top::after{border-top-width:1px}.van-hairline--left::after{border-left-width:1px}.van-hairline--right::after{border-right-width:1px}.van-hairline--bottom::after{border-bottom-width:1px}.van-hairline--top-bottom::after{border-width:1px 0}.van-hairline--surround::after{border-width:1px}
\ No newline at end of file
diff --git a/dist/dialog/index.wxss b/dist/dialog/index.wxss
index 7a566037..c7627ef4 100644
--- a/dist/dialog/index.wxss
+++ b/dist/dialog/index.wxss
@@ -1 +1 @@
-@import '../common/index.wxss';.van-dialog{width:85%;font-size:16px;overflow:hidden;border-radius:4px;background-color:#fff}.van-dialog__header{padding:15px 0 0;text-align:center}.van-dialog__header--isolated{padding:25px 0}.van-dialog__message{padding:20px;line-height:1.5}.van-dialog__message--has-title{color:#666;font-size:14px}.van-dialog__footer{display:-webkit-flex;display:flex;overflow:hidden;-webkit-user-select:none;user-select:none}.van-dialog__button{-webkit-flex:1;flex:1}.van-dialog__cancel,.van-dialog__confirm{border:0!important}.van-dialog__confirm,.van-dialog__confirm:active{color:#f44!important}.van-dialog-bounce-enter{opacity:0;-webkit-transform:translate3d(-50%,-50%,0) scale(.7);transform:translate3d(-50%,-50%,0) scale(.7)}.van-dialog-bounce-leave-active{opacity:0;-webkit-transform:translate3d(-50%,-50%,0) scale(.9);transform:translate3d(-50%,-50%,0) scale(.9)}
\ No newline at end of file
+@import '../common/index.wxss';.van-dialog{width:85%;font-size:16px;overflow:hidden;border-radius:4px;background-color:#fff}.van-dialog__header{font-weight:500;padding-top:25px;text-align:center}.van-dialog__header--isolated{padding:25px 0}.van-dialog__message{padding:25px;font-size:14px;line-height:1.5}.van-dialog__message--has-title{padding-top:12px;color:#666}.van-dialog__footer{display:-webkit-flex;display:flex;overflow:hidden;-webkit-user-select:none;user-select:none}.van-dialog__button{-webkit-flex:1;flex:1}.van-dialog__cancel,.van-dialog__confirm{border:0!important}.van-dialog__confirm,.van-dialog__confirm:active{color:#38f!important}.van-dialog-bounce-enter{opacity:0;-webkit-transform:translate3d(-50%,-50%,0) scale(.7);transform:translate3d(-50%,-50%,0) scale(.7)}.van-dialog-bounce-leave-active{opacity:0;-webkit-transform:translate3d(-50%,-50%,0) scale(.9);transform:translate3d(-50%,-50%,0) scale(.9)}
\ No newline at end of file
diff --git a/dist/icon/index.wxss b/dist/icon/index.wxss
index a56d98df..c2b9b993 100644
--- a/dist/icon/index.wxss
+++ b/dist/icon/index.wxss
@@ -1 +1 @@
-@import '../common/index.wxss';@font-face{font-style:normal;font-weight:400;font-family:vant-icon;src:url(https://img.yzcdn.cn/vant/vant-icon-76f274.ttf) format('truetype')}.van-icon{position:relative;display:inline-block;font:normal normal normal 14px/1 vant-icon;font-size:inherit;text-rendering:auto}.van-icon__info{color:#fff;left:100%;top:-.5em;font-size:.5em;padding:0 .3em;text-align:center;min-width:1.2em;line-height:1.2;position:absolute;border-radius:.6em;box-sizing:border-box;background-color:#f44;-webkit-transform:translateX(-50%);transform:translateX(-50%);font-family:PingFang SC,Helvetica Neue,Arial,sans-serif}.van-icon::before{display:inline-block}.van-icon-add-o::before{content:"\F000"}.van-icon-add::before{content:"\F001"}.van-icon-add2::before{content:"\F002"}.van-icon-after-sale::before{content:"\F003"}.van-icon-aim::before{content:"\F004"}.van-icon-alipay::before{content:"\F005"}.van-icon-arrow-left::before{content:"\F006"}.van-icon-arrow::before{content:"\F007"}.van-icon-balance-pay::before{content:"\F008"}.van-icon-browsing-history::before{content:"\F009"}.van-icon-card::before{content:"\F00A"}.van-icon-cart::before{content:"\F00B"}.van-icon-cash-back-record::before{content:"\F00C"}.van-icon-cash-on-deliver::before{content:"\F00D"}.van-icon-certificate::before{content:"\F00E"}.van-icon-chat::before{content:"\F00F"}.van-icon-check::before{content:"\F010"}.van-icon-checked::before{content:"\F011"}.van-icon-clear::before{content:"\F012"}.van-icon-clock::before{content:"\F013"}.van-icon-close::before{content:"\F014"}.van-icon-completed::before{content:"\F015"}.van-icon-contact::before{content:"\F016"}.van-icon-coupon::before{content:"\F017"}.van-icon-credit-pay::before{content:"\F018"}.van-icon-debit-pay::before{content:"\F019"}.van-icon-delete::before{content:"\F01A"}.van-icon-description::before{content:"\F01B"}.van-icon-discount::before{content:"\F01C"}.van-icon-ecard-pay::before{content:"\F01D"}.van-icon-edit-data::before{content:"\F01E"}.van-icon-edit::before{content:"\F01F"}.van-icon-exchange-record::before{content:"\F020"}.van-icon-exchange::before{content:"\F021"}.van-icon-fail::before{content:"\F022"}.van-icon-free-postage::before{content:"\F023"}.van-icon-gift-card-pay::before{content:"\F024"}.van-icon-gift-card::before{content:"\F025"}.van-icon-gift::before{content:"\F026"}.van-icon-gold-coin::before{content:"\F027"}.van-icon-goods-collect::before{content:"\F028"}.van-icon-home::before{content:"\F029"}.van-icon-hot-sale::before{content:"\F02A"}.van-icon-hot::before{content:"\F02B"}.van-icon-idcard::before{content:"\F02C"}.van-icon-info-o::before{content:"\F02D"}.van-icon-like-o::before{content:"\F02E"}.van-icon-like::before{content:"\F02F"}.van-icon-location::before{content:"\F030"}.van-icon-logistics::before{content:"\F031"}.van-icon-more-o::before{content:"\F032"}.van-icon-more::before{content:"\F033"}.van-icon-new-arrival::before{content:"\F034"}.van-icon-new::before{content:"\F035"}.van-icon-other-pay::before{content:"\F036"}.van-icon-passed::before{content:"\F037"}.van-icon-password-not-view::before{content:"\F038"}.van-icon-password-view::before{content:"\F039"}.van-icon-pause::before{content:"\F03A"}.van-icon-peer-pay::before{content:"\F03B"}.van-icon-pending-deliver::before{content:"\F03C"}.van-icon-pending-evaluate::before{content:"\F03D"}.van-icon-pending-orders::before{content:"\F03E"}.van-icon-pending-payment::before{content:"\F03F"}.van-icon-phone::before{content:"\F040"}.van-icon-photo::before{content:"\F041"}.van-icon-photograph::before{content:"\F042"}.van-icon-play::before{content:"\F043"}.van-icon-point-gift::before{content:"\F044"}.van-icon-points-mall::before{content:"\F045"}.van-icon-points::before{content:"\F046"}.van-icon-qr-invalid::before{content:"\F047"}.van-icon-qr::before{content:"\F048"}.van-icon-question::before{content:"\F049"}.van-icon-receive-gift::before{content:"\F04A"}.van-icon-records::before{content:"\F04B"}.van-icon-search::before{content:"\F04C"}.van-icon-send-gift::before{content:"\F04D"}.van-icon-setting::before{content:"\F04E"}.van-icon-share::before{content:"\F04F"}.van-icon-shop-collect::before{content:"\F050"}.van-icon-shop::before{content:"\F051"}.van-icon-shopping-cart::before{content:"\F052"}.van-icon-sign::before{content:"\F053"}.van-icon-stop::before{content:"\F054"}.van-icon-success::before{content:"\F055"}.van-icon-tosend::before{content:"\F056"}.van-icon-underway::before{content:"\F057"}.van-icon-upgrade::before{content:"\F058"}.van-icon-value-card::before{content:"\F059"}.van-icon-wap-home::before{content:"\F05A"}.van-icon-wap-nav::before{content:"\F05B"}.van-icon-warn::before{content:"\F05C"}.van-icon-wechat::before{content:"\F05D"}
\ No newline at end of file
+@import '../common/index.wxss';@font-face{font-style:normal;font-weight:400;font-family:vant-icon;src:url(https://img.yzcdn.cn/vant/vant-icon-76f274.ttf) format('truetype')}.van-icon{position:relative;display:inline-block;font:normal normal normal 14px/1 vant-icon;font-size:inherit;text-rendering:auto}.van-icon__info{color:#fff;left:100%;top:-.5em;font-size:.6em;padding:0 .25em;text-align:center;min-width:1.4em;line-height:1.4;position:absolute;border-radius:.6em;box-sizing:border-box;background-color:#f44;-webkit-transform:translateX(-50%);transform:translateX(-50%);font-family:PingFang SC,Helvetica Neue,Arial,sans-serif}.van-icon::before{display:inline-block}.van-icon-add-o::before{content:"\F000"}.van-icon-add::before{content:"\F001"}.van-icon-add2::before{content:"\F002"}.van-icon-after-sale::before{content:"\F003"}.van-icon-aim::before{content:"\F004"}.van-icon-alipay::before{content:"\F005"}.van-icon-arrow-left::before{content:"\F006"}.van-icon-arrow::before{content:"\F007"}.van-icon-balance-pay::before{content:"\F008"}.van-icon-browsing-history::before{content:"\F009"}.van-icon-card::before{content:"\F00A"}.van-icon-cart::before{content:"\F00B"}.van-icon-cash-back-record::before{content:"\F00C"}.van-icon-cash-on-deliver::before{content:"\F00D"}.van-icon-certificate::before{content:"\F00E"}.van-icon-chat::before{content:"\F00F"}.van-icon-check::before{content:"\F010"}.van-icon-checked::before{content:"\F011"}.van-icon-clear::before{content:"\F012"}.van-icon-clock::before{content:"\F013"}.van-icon-close::before{content:"\F014"}.van-icon-completed::before{content:"\F015"}.van-icon-contact::before{content:"\F016"}.van-icon-coupon::before{content:"\F017"}.van-icon-credit-pay::before{content:"\F018"}.van-icon-debit-pay::before{content:"\F019"}.van-icon-delete::before{content:"\F01A"}.van-icon-description::before{content:"\F01B"}.van-icon-discount::before{content:"\F01C"}.van-icon-ecard-pay::before{content:"\F01D"}.van-icon-edit-data::before{content:"\F01E"}.van-icon-edit::before{content:"\F01F"}.van-icon-exchange-record::before{content:"\F020"}.van-icon-exchange::before{content:"\F021"}.van-icon-fail::before{content:"\F022"}.van-icon-free-postage::before{content:"\F023"}.van-icon-gift-card-pay::before{content:"\F024"}.van-icon-gift-card::before{content:"\F025"}.van-icon-gift::before{content:"\F026"}.van-icon-gold-coin::before{content:"\F027"}.van-icon-goods-collect::before{content:"\F028"}.van-icon-home::before{content:"\F029"}.van-icon-hot-sale::before{content:"\F02A"}.van-icon-hot::before{content:"\F02B"}.van-icon-idcard::before{content:"\F02C"}.van-icon-info-o::before{content:"\F02D"}.van-icon-like-o::before{content:"\F02E"}.van-icon-like::before{content:"\F02F"}.van-icon-location::before{content:"\F030"}.van-icon-logistics::before{content:"\F031"}.van-icon-more-o::before{content:"\F032"}.van-icon-more::before{content:"\F033"}.van-icon-new-arrival::before{content:"\F034"}.van-icon-new::before{content:"\F035"}.van-icon-other-pay::before{content:"\F036"}.van-icon-passed::before{content:"\F037"}.van-icon-password-not-view::before{content:"\F038"}.van-icon-password-view::before{content:"\F039"}.van-icon-pause::before{content:"\F03A"}.van-icon-peer-pay::before{content:"\F03B"}.van-icon-pending-deliver::before{content:"\F03C"}.van-icon-pending-evaluate::before{content:"\F03D"}.van-icon-pending-orders::before{content:"\F03E"}.van-icon-pending-payment::before{content:"\F03F"}.van-icon-phone::before{content:"\F040"}.van-icon-photo::before{content:"\F041"}.van-icon-photograph::before{content:"\F042"}.van-icon-play::before{content:"\F043"}.van-icon-point-gift::before{content:"\F044"}.van-icon-points-mall::before{content:"\F045"}.van-icon-points::before{content:"\F046"}.van-icon-qr-invalid::before{content:"\F047"}.van-icon-qr::before{content:"\F048"}.van-icon-question::before{content:"\F049"}.van-icon-receive-gift::before{content:"\F04A"}.van-icon-records::before{content:"\F04B"}.van-icon-search::before{content:"\F04C"}.van-icon-send-gift::before{content:"\F04D"}.van-icon-setting::before{content:"\F04E"}.van-icon-share::before{content:"\F04F"}.van-icon-shop-collect::before{content:"\F050"}.van-icon-shop::before{content:"\F051"}.van-icon-shopping-cart::before{content:"\F052"}.van-icon-sign::before{content:"\F053"}.van-icon-stop::before{content:"\F054"}.van-icon-success::before{content:"\F055"}.van-icon-tosend::before{content:"\F056"}.van-icon-underway::before{content:"\F057"}.van-icon-upgrade::before{content:"\F058"}.van-icon-value-card::before{content:"\F059"}.van-icon-wap-home::before{content:"\F05A"}.van-icon-wap-nav::before{content:"\F05B"}.van-icon-warn::before{content:"\F05C"}.van-icon-wechat::before{content:"\F05D"}
\ No newline at end of file
diff --git a/dist/stepper/index.js b/dist/stepper/index.js
index d1f80e27..f467c529 100644
--- a/dist/stepper/index.js
+++ b/dist/stepper/index.js
@@ -22,6 +22,14 @@ VantComponent({
       value: 1
     }
   },
+  computed: {
+    minusDisabled: function minusDisabled() {
+      return this.data.disabled || this.data.value <= this.data.min;
+    },
+    plusDisabled: function plusDisabled() {
+      return this.data.disabled || this.data.value >= this.data.max;
+    }
+  },
   created: function created() {
     this.setData({
       value: this.range(this.data.value)
@@ -40,7 +48,7 @@ VantComponent({
       this.triggerInput(value);
     },
     onChange: function onChange(type) {
-      if (this[type + "Disabled"]) {
+      if (this.data[type + "Disabled"]) {
         this.$emit('overlimit', type);
         return;
       }
diff --git a/dist/stepper/index.wxml b/dist/stepper/index.wxml
index 7e40674d..b7363152 100644
--- a/dist/stepper/index.wxml
+++ b/dist/stepper/index.wxml
@@ -1,6 +1,6 @@
 <view class="van-stepper custom-class">
   <view
-    class="minus-class van-stepper__minus {{ disabled || value <= min ? 'van-stepper__minus--disabled' : '' }}"
+    class="minus-class van-stepper__minus {{ minusDisabled ? 'van-stepper__minus--disabled' : '' }}"
     bind:tap="onMinus"
   />
   <input
@@ -12,7 +12,7 @@
     bind:blur="onBlur"
   />
   <view
-    class="plus-class van-stepper__plus {{ disabled || value >= max ? 'van-stepper__plus--disabled' : '' }}"
+    class="plus-class van-stepper__plus {{ plusDisabled ? 'van-stepper__plus--disabled' : '' }}"
     bind:tap="onPlus"
   />
 </view>
diff --git a/dist/stepper/index.wxss b/dist/stepper/index.wxss
index 0762de44..8ec62369 100644
--- a/dist/stepper/index.wxss
+++ b/dist/stepper/index.wxss
@@ -1 +1 @@
-@import '../common/index.wxss';.van-stepper{font-size:0}.van-stepper__input,.van-stepper__minus,.van-stepper__plus{display:inline-block;vertical-align:middle;background-color:#fff}.van-stepper__minus,.van-stepper__plus{width:40px;height:30px;box-sizing:border-box;border:1px solid #eee;position:relative;padding:5px}.van-stepper__minus::before,.van-stepper__plus::before{width:9px;height:1px}.van-stepper__minus::after,.van-stepper__plus::after{width:1px;height:9px}.van-stepper__minus::after,.van-stepper__minus::before,.van-stepper__plus::after,.van-stepper__plus::before{content:'';position:absolute;margin:auto;top:0;left:0;right:0;bottom:0;background-color:#6c6c6c}.van-stepper__minus:active,.van-stepper__plus:active{background-color:#e8e8e8}.van-stepper__minus--disabled,.van-stepper__plus--disabled{background-color:#f8f8f8}.van-stepper__minus--disabled::after,.van-stepper__minus--disabled::before,.van-stepper__plus--disabled::after,.van-stepper__plus--disabled::before{background-color:#c9c9c9}.van-stepper__minus--disabled:active,.van-stepper__plus--disabled:active{background-color:#f8f8f8}.van-stepper__minus{border-radius:2px 0 0 2px}.van-stepper__minus::after{display:none}.van-stepper__plus{border-radius:0 2px 2px 0}.van-stepper__input{width:33px;height:26px;padding:1px;border:1px solid #eee;border-width:1px 0;border-radius:0;box-sizing:content-box;color:#666;font-size:14px;text-align:center;-webkit-appearance:none}.van-stepper__input--disabled{color:#c9c9c9;background-color:#f8f8f8}
\ No newline at end of file
+@import '../common/index.wxss';.van-stepper{font-size:0}.van-stepper__input,.van-stepper__minus,.van-stepper__plus{display:inline-block;vertical-align:middle;background-color:#fff}.van-stepper__minus,.van-stepper__plus{width:40px;height:30px;box-sizing:border-box;border:1px solid #eee;position:relative;padding:5px}.van-stepper__minus::before,.van-stepper__plus::before{width:9px;height:1px}.van-stepper__minus::after,.van-stepper__plus::after{width:1px;height:9px}.van-stepper__minus::after,.van-stepper__minus::before,.van-stepper__plus::after,.van-stepper__plus::before{content:'';position:absolute;margin:auto;top:0;left:0;right:0;bottom:0;background-color:#6c6c6c}.van-stepper__minus:active,.van-stepper__plus:active{background-color:#e8e8e8}.van-stepper__minus--disabled,.van-stepper__plus--disabled{background-color:#f8f8f8}.van-stepper__minus--disabled::after,.van-stepper__minus--disabled::before,.van-stepper__plus--disabled::after,.van-stepper__plus--disabled::before{background-color:#c9c9c9}.van-stepper__minus--disabled:active,.van-stepper__plus--disabled:active{background-color:#f8f8f8}.van-stepper__minus{border-radius:2px 0 0 2px}.van-stepper__minus::after{display:none}.van-stepper__plus{border-radius:0 2px 2px 0}.van-stepper__input{width:33px;height:26px;padding:1px;min-height:0;border:1px solid #eee;border-width:1px 0;border-radius:0;box-sizing:content-box;color:#666;font-size:14px;text-align:center;-webkit-appearance:none}.van-stepper__input--disabled{color:#c9c9c9;background-color:#f8f8f8}
\ No newline at end of file
diff --git a/dist/tabs/index.js b/dist/tabs/index.js
index 79311f8a..b78b8cc7 100644
--- a/dist/tabs/index.js
+++ b/dist/tabs/index.js
@@ -112,7 +112,7 @@ VantComponent({
 
       this.getRect('.van-tab', true).then(function (rects) {
         var rect = rects[_this.data.active];
-        var width = _this.data.lineWidth || rect.width;
+        var width = _this.data.lineWidth || rect.width / 2;
         var left = rects.slice(0, _this.data.active).reduce(function (prev, curr) {
           return prev + curr.width;
         }, 0);
diff --git a/dist/tabs/index.wxss b/dist/tabs/index.wxss
index db2563ed..ff52b401 100644
--- a/dist/tabs/index.wxss
+++ b/dist/tabs/index.wxss
@@ -1 +1 @@
-@import '../common/index.wxss';.van-tabs{position:relative;-webkit-tap-highlight-color:transparent}.van-tabs__wrap{top:0;left:0;right:0;position:absolute}.van-tabs__wrap--page-top{position:fixed}.van-tabs__wrap--content-bottom{top:auto;bottom:0}.van-tabs__wrap--scrollable .van-tab{-webkit-flex:0 0 22%;flex:0 0 22%}.van-tabs__nav{display:-webkit-flex;display:flex;-webkit-user-select:none;user-select:none;position:relative;background-color:#fff}.van-tabs__nav--line{height:100%}.van-tabs__nav--card{margin:0 15px;border-radius:2px;box-sizing:border-box;border:1px solid #f44;height:30px}.van-tabs__nav--card .van-tab{color:#f44;border-right:1px solid #f44;line-height:28px}.van-tabs__nav--card .van-tab:last-child{border-right:none}.van-tabs__nav--card .van-tab.van-tab--active{color:#fff;background-color:#f44}.van-tabs__line{z-index:1;left:0;bottom:0;height:2px;position:absolute;background-color:#f44}.van-tabs--line{padding-top:44px}.van-tabs--line .van-tabs__wrap{height:44px}.van-tabs--card{padding-top:30px}.van-tabs--card .van-tabs__wrap{height:30px}.van-tab{-webkit-flex:1;flex:1;cursor:pointer;padding:0 5px;font-size:14px;position:relative;color:#333;line-height:44px;text-align:center;box-sizing:border-box;background-color:#fff;min-width:0}.van-tab span{display:block}.van-tab--active{color:#f44}.van-tab--disabled{color:#c9c9c9}
\ No newline at end of file
+@import '../common/index.wxss';.van-tabs{position:relative;-webkit-tap-highlight-color:transparent}.van-tabs__wrap{top:0;left:0;right:0;position:absolute}.van-tabs__wrap--page-top{position:fixed}.van-tabs__wrap--content-bottom{top:auto;bottom:0}.van-tabs__wrap--scrollable .van-tab{-webkit-flex:0 0 22%;flex:0 0 22%}.van-tabs__nav{display:-webkit-flex;display:flex;-webkit-user-select:none;user-select:none;position:relative;background-color:#fff}.van-tabs__nav--line{height:100%}.van-tabs__nav--card{margin:0 15px;border-radius:2px;box-sizing:border-box;border:1px solid #f44;height:30px}.van-tabs__nav--card .van-tab{color:#f44;border-right:1px solid #f44;line-height:28px}.van-tabs__nav--card .van-tab:last-child{border-right:none}.van-tabs__nav--card .van-tab.van-tab--active{color:#fff;background-color:#f44}.van-tabs__line{z-index:1;left:0;bottom:0;height:2px;position:absolute;background-color:#f44;border-radius:2px 0 2px 0}.van-tabs--line{padding-top:44px}.van-tabs--line .van-tabs__wrap{height:44px}.van-tabs--card{padding-top:30px}.van-tabs--card .van-tabs__wrap{height:30px}.van-tab{-webkit-flex:1;flex:1;cursor:pointer;padding:0 5px;font-size:14px;position:relative;color:#333;line-height:44px;text-align:center;box-sizing:border-box;background-color:#fff;min-width:0}.van-tab span{display:block}.van-tab--active{color:#f44}.van-tab--disabled{color:#c9c9c9}
\ No newline at end of file
diff --git a/dist/tree-select/index.wxml b/dist/tree-select/index.wxml
index fea23c47..7089e32e 100644
--- a/dist/tree-select/index.wxml
+++ b/dist/tree-select/index.wxml
@@ -29,7 +29,7 @@
         wx:if="{{ activeId === item.id }}"
         name="success"
         class="tree-select__selected"
-      ></van-icon>
+      />
     </view>
   </view>
 </view>
diff --git a/dist/tree-select/index.wxss b/dist/tree-select/index.wxss
index 993a4a89..80e49ce4 100644
--- a/dist/tree-select/index.wxss
+++ b/dist/tree-select/index.wxss
@@ -1 +1 @@
-@import '../common/index.wxss';.tree-select{-webkit-user-select:none;user-select:none;position:relative;font-size:16px}.tree-select__nav{width:143px;position:absolute;left:0;top:0;bottom:0;overflow:scroll;background-color:#fff;-webkit-overflow-scrolling:touch}.tree-select__nitem{line-height:44px;padding:0 15px;background-color:#fff}.tree-select__nitem--active{background-color:#f8f8f8}.tree-select__content{padding:0 15px;margin-left:143px;overflow:scroll;-webkit-overflow-scrolling:touch}.tree-select__item{position:relative;line-height:44px;padding-left:5px;padding-right:18px}.tree-select__item--active{color:#f44}.tree-select__selected{float:right;position:absolute;right:0;top:0;bottom:0;line-height:inherit}
\ No newline at end of file
+@import '../common/index.wxss';.tree-select{-webkit-user-select:none;user-select:none;position:relative;font-size:16px}.tree-select__nav{width:35%;position:absolute;left:0;top:0;bottom:0;overflow:scroll;background-color:#fff;-webkit-overflow-scrolling:touch}.tree-select__nitem{line-height:44px;padding:0 15px;background-color:#fff}.tree-select__nitem--active,.tree-select__nitem:active{background-color:#f8f8f8}.tree-select__nitem--active{font-weight:500}.tree-select__content{padding:0 15px;margin-left:35%;overflow:scroll;-webkit-overflow-scrolling:touch}.tree-select__item{position:relative;line-height:44px;padding-left:5px;padding-right:18px}.tree-select__item--active,.tree-select__item:active{color:#f44}.tree-select__selected{float:right;position:absolute;right:0;top:0;bottom:0;line-height:inherit}
\ No newline at end of file