Refactor option page (#110)

Author: sheepzh

src/app/components/option/style/index.sass

@@ -25,10 +25,16 @@
     .option-line
         height: 30px
         line-height: 30px
+        .el-input--small
+            height: 28px
+            .el-input__wrapper
+                height: 26px
         .option-label
             float: left
         .option-default
             float: right
+            .el-tag
+                height: 20px
 .option-container>span
     margin: 20px
     padding-left: 20px