Merge pull request #3262 from baiyaaaaa/feat-form

fix inline form style bug(#3218)

packages/theme-default/src/form.css

@@ -27,6 +27,7 @@
       }
       & .el-form-item__content {
         display: inline-block;
+        vertical-align: top;
       }
       &.el-form--label-top .el-form-item__content {
         display: block;