diff --git a/docs/App.vue b/docs/App.vue
index 93fd41e5c..c0b8380c3 100644
--- a/docs/App.vue
+++ b/docs/App.vue
@@ -20,76 +20,76 @@ export default {
 };
 </script>
 
-<style lang="less">
-.page-container {
-  width: 1140px;
-  padding: 0 30px;
-  margin: 0 auto;
+<style lang="css">
+  .page-container {
+    width: 1140px;
+    padding: 0 30px;
+    margin: 0 auto;
 
-  h2 {
-    font-size: 28px;
-    color: #1f2d3d;
-    margin: 20px 0;
-    line-height: 40px;
-  }
-  h3 {
-    font-size: 22px;
-    margin: 23px 0;
-  }
-  h2, h3, h4, h5 {
-    font-weight: normal;
-    color: #1f2f3d;
-
-    &:hover a {
-      opacity: .4;
+    h2 {
+      font-size: 28px;
+      color: #1f2d3d;
+      margin: 20px 0;
+      line-height: 40px;
     }
+    h3 {
+      font-size: 22px;
+      margin: 23px 0;
+    }
+    h2, h3, h4, h5 {
+      font-weight: normal;
+      color: #1f2f3d;
 
-    a {
-      float: left;
-      margin-left: -20px;
-      opacity: 0;
-      cursor: pointer;
-
-      &:hover {
+      &:hover a {
         opacity: .4;
       }
+
+      a {
+        float: left;
+        margin-left: -20px;
+        opacity: 0;
+        cursor: pointer;
+
+        &:hover {
+          opacity: .4;
+        }
+      }
+    }
+    p {
+      font-size: 14px;
+      color: #5e6d82;
+      margin: 14px 0;
     }
   }
-  p {
-    font-size: 14px;
+
+  .page-content {
+    width: 75%;
+    float: left;
+  }
+
+  .table {
+    border-collapse: collapse;
+    width: 100%;
+    background-color: #fff;
     color: #5e6d82;
-    margin: 14px 0;
+    font-size: 14px;
+    margin-bottom: 45px;
+
+    th:first-child {
+      padding-left: 10px;
+    }
+
+    th {
+      text-align: left;
+      border-top: 1px solid #eaeefb;
+      border-bottom: 1px solid #eaeefb;
+      background-color: #eff2f7;
+      padding: 10px;
+    }
+
+    td {
+      border-bottom: 1px solid #eaeefb;
+      padding: 10px;
+    }
   }
-}
-
-.page-content {
-  width: 75%;
-  float: left;
-}
-
-.table {
-  border-collapse: collapse;
-  width: 100%;
-  background-color: #fff;
-  color: #5e6d82;
-  font-size: 14px;
-  margin-bottom: 45px;
-
-  th:first-child {
-    padding-left: 10px;
-  }
-
-  th {
-    text-align: left;
-    border-top: 1px solid #eaeefb;
-    border-bottom: 1px solid #eaeefb;
-    background-color: #eff2f7;
-    padding: 10px;
-  }
-
-  td {
-    border-bottom: 1px solid #eaeefb;
-    padding: 10px;
-  }
-}
 </style>