Update emoji.min.css

dist/css/emoji.min.css

 /*! Angular Emoji Popup  1.0.0 2014-12-26 */
 
-.nano{position:relative;width:100%;height:100%;overflow:hidden}.nano>.nano-content{position:absolute;overflow:scroll;overflow-x:hidden;top:0;right:0;bottom:0;left:0}.nano>.nano-content:focus{outline:dotted thin}.nano>.nano-content::-webkit-scrollbar{display:none}.has-scrollbar>.nano-content::-webkit-scrollbar{display:block}.nano>.nano-pane{background:rgba(0,0,0,.25);position:absolute;width:10px;right:0;top:0;bottom:0;opacity:.01;-webkit-transition:.2s;-moz-transition:.2s;-o-transition:.2s;transition:.2s;-moz-border-radius:5px;-webkit-border-radius:5px;border-radius:5px}.nano>.nano-pane>.nano-slider{background:#444;background:rgba(0,0,0,.5);position:relative;margin:0 1px;-moz-border-radius:3px;-webkit-border-radius:3px;border-radius:3px}.nano-pane.active,.nano-pane.flashed,.nano:hover>.nano-pane{opacity:.99}body{background:url(../img/black_linen_v2.png) #222;color:#aaa}h1{color:#fff}.form-control:focus{border-color:#66afe9;outline:0;-webkit-box-shadow:inset 0 1px 1px rgba(0,0,0,.075),0 0 8px rgba(102,175,233,.6);box-shadow:inset 0 1px 1px rgba(0,0,0,.075),0 0 8px rgba(102,175,233,.6)}.emojiForm{top:50%;width:100%}.form-control,pre{background-color:#000;color:#fff}.radio,ul li{display:inline}ul{padding:0;list-style-type:none}pre{background-color:#555;margin-top:20px;border:none}.emoji-wysiwyg-editor,.userinput{background-color:#fff;color:#000;overflow:auto}.emoji-wysiwyg-editor{height:52px}
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+.nano{position:relative;width:100%;height:100%;overflow:hidden}.nano>.nano-content{position:absolute;overflow:scroll;overflow-x:hidden;top:0;right:0;bottom:0;left:0}.nano>.nano-content:focus{outline:dotted thin}.nano>.nano-content::-webkit-scrollbar{display:none}.has-scrollbar>.nano-content::-webkit-scrollbar{display:block}.nano>.nano-pane{background:rgba(0,0,0,.25);position:absolute;width:10px;right:0;top:0;bottom:0;opacity:.01;-webkit-transition:.2s;-moz-transition:.2s;-o-transition:.2s;transition:.2s;-moz-border-radius:5px;-webkit-border-radius:5px;border-radius:5px}.nano>.nano-pane>.nano-slider{background:#444;background:rgba(0,0,0,.5);position:relative;margin:0 1px;-moz-border-radius:3px;-webkit-border-radius:3px;border-radius:3px}.nano-pane.active,.nano-pane.flashed,.nano:hover>.nano-pane{opacity:.99}body{background:url(../img/black_linen_v2.png) #222;color:#aaa}h1{color:#fff}.form-control:focus{border-color:#66afe9;outline:0;-webkit-box-shadow:inset 0 1px 1px rgba(0,0,0,.075),0 0 8px rgba(102,175,233,.6);box-shadow:inset 0 1px 1px rgba(0,0,0,.075),0 0 8px rgba(102,175,233,.6)}.emojiForm{top:50%;width:100%}.form-control,pre{background-color:#000;color:#fff}.radio,ul li{display:inline}ul{padding:0;list-style-type:none}pre{background-color:#555;margin-top:20px;border:none}.emoji-wysiwyg-editor,.userinput{background-color:#fff;color:#000;overflow:auto}.emoji-wysiwyg-editor{height:52px}span.emoji{-moz-box-orient:vertical;display:inline-block;vertical-align:baseline;width:1em;height:1em;background-size:1em;background-repeat:no-repeat;text-indent:-9999px}span.emoji-sizer{line-height:.81em;font-size:1em;margin:-2px 0}span.emoji-outer{display:-moz-inline-box;display:inline-block;height:1em;width:1em}span.emoji-inner{display:-moz-inline-box;display:inline-block;text-indent:-9999px;width:100%;height:100%;vertical-align:baseline}img.emoji{width:1em;height:1em}.icon-emoji{display:inline-block;width:23px;height:23px;vertical-align:text-top;background:url(../img/IconsetW.png) -10px -4px/42px 1171px no-repeat;opacity:.8}.im_emoji_btn:hover .icon-emoji{opacity:1}.emoji-wysiwyg-editor:empty:before{content:attr(placeholder);color:#9aa2ab}.emoji-wysiwyg-editor:active:before,.emoji-wysiwyg-editor:focus:before{content:none}.emoji-wysiwyg-editor{padding:6px;-moz-box-sizing:content-box;font-size:12px;margin-bottom:10px;min-height:36px;height:30px;max-height:284px;overflow:auto;line-height:17px;border:1px solid #d2dbe3;border-radius:2px;-webkit-box-shadow:none;box-shadow:none;-webkit-transition:border-color ease-in-out .15s,box-shadow ease-in-out .15s;transition:border-color ease-in-out .15s,box-shadow ease-in-out .15s;-webkit-user-select:text;word-wrap:break-word}.emoji-wysiwyg-editor img{width:20px;height:20px;vertical-align:middle;margin:-3px 0 0}.emoji-menu{position:absolute;z-index:999;width:225px;margin-left:-107px;margin-top:-252px;border:1px solid #dfdfdf;-webkit-border-radius:3px;-moz-border-radius:3px;border-radius:3px;overflow:hidden;-webkit-box-shadow:0 1px 1px rgba(0,0,0,.1);-moz-box-shadow:0 1px 1px rgba(0,0,0,.1);box-shadow:0 1px 1px rgba(0,0,0,.1)}.emoji-items-wrap1{background:#FFF;padding:5px 2px 5px 5px}.emoji-items-wrap1 .emoji-menu-tabs{width:100%;margin-bottom:8px;margin-top:3px}.emoji-items-wrap1 .emoji-menu-tabs td{text-align:center;color:#fff;line-height:0}.emoji-menu-tabs .emoji-menu-tab{display:inline-block;width:24px;height:29px;background:url(../img/IconsetSmiles.png) no-repeat;background-size:42px 350px}.is_1x .emoji-menu-tabs .emoji-menu-tab{background-image:url(../img/IconsetSmiles_1x.png)}.emoji-menu-tabs .icon-recent{background-position:-9px -306px}.emoji-menu-tabs .icon-recent-selected{background-position:-9px -277px}.emoji-menu-tabs .icon-smile{background-position:-9px -34px}.emoji-menu-tabs .icon-smile-selected{background-position:-9px -5px}.emoji-menu-tabs .icon-flower{background-position:-9px -145px}.emoji-menu-tabs .icon-flower-selected{background-position:-9px -118px}.emoji-menu-tabs .icon-bell{background-position:-9px -89px}.emoji-menu-tabs .icon-bell-selected{background-position:-9px -61px}.emoji-menu-tabs .icon-car{background-position:-9px -196px}.emoji-menu-tabs .icon-car-selected{background-position:-9px -170px}.emoji-menu-tabs .icon-grid{background-position:-9px -248px}.emoji-menu-tabs .icon-grid-selected{background-position:-9px -222px}.emoji-menu-tabs .icon-bell,.emoji-menu-tabs .icon-car,.emoji-menu-tabs .icon-flower,.emoji-menu-tabs .icon-grid,.emoji-menu-tabs .icon-smile{opacity:.7}.emoji-menu-tabs .icon-bell:hover,.emoji-menu-tabs .icon-car:hover,.emoji-menu-tabs .icon-flower:hover,.emoji-menu-tabs .icon-grid:hover,.emoji-menu-tabs .icon-smile:hover{opacity:1}.emoji-menu .emoji-items-wrap{position:relative;height:174px}.emoji-menu .emoji-items{padding-right:8px;outline:0!important}.emoji-menu img{width:20px;height:20px;vertical-align:middle;border:0}.emoji-menu .emoji-items a{margin:-1px 0 0 -1px;padding:5px;display:block;float:left;border-radius:2px}.emoji-menu .emoji-items a:hover{background-color:#edf2f5}.emoji-menu:after{content:' ';display:block;clear:left}.emoji-menu a .label{display:none}