align svg to text

components/style/mixins/iconfont.less

@@ -1,7 +1,7 @@
 .iconfont-mixin() {
   display: inline-block;
   font-style: normal;
-  vertical-align: baseline;
+  vertical-align: -0.125em; // for SVG icon, see https://blog.prototypr.io/align-svg-icons-to-text-and-say-goodbye-to-font-icons-d44b3d7b26b4
   text-align: center;
   text-transform: none;
   line-height: 1;