adding icon to tags list (when tagging) and some style

wise-webapp/src/main/webapp/css/mindmapList.less

@@ -363,6 +363,8 @@ abbr[title] {
   white-space: nowrap;
 }
 
+/* ----------------------------- Icons ----------------------------------- */
+
 #defaultIcon {
   background: #eee;
   border: 1px solid #ccc !important;
@@ -376,10 +378,6 @@ abbr[title] {
   background-color: #C8C8C8;
 }
 
-.bs-glyphicons {
-  width: 800%;
-}
-
 .bs-glyphicons > ul {
   padding-left: 10px;
   overflow-x: hidden;
@@ -388,7 +386,7 @@ abbr[title] {
 .bs-glyphicons > ul > li {
   float: left;
   width: 12%;
-  height: 25%;
+  height: 20%;
   padding: 10px;
   font-size: 10px;
   line-height: 1.4;