ul.thumbnails.image_picker_selector{overflow:auto;list-style-image:none;list-style-position:outside;list-style-type:none;padding:0;margin:0}ul.thumbnails.image_picker_selector ul{overflow:auto;list-style-image:none;list-style-position:outside;list-style-type:none;padding:0;margin:0}ul.thumbnails.image_picker_selector li.group{width:100%}ul.thumbnails.image_picker_selector li.group_title{float:none}ul.thumbnails.image_picker_selector li{margin:0;float:left;width:33%;padding:5px}ul.thumbnails.image_picker_selector li .thumbnail{padding:0;border:1px solid #ddd;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;cursor:pointer;background:#000;margin-bottom:0}@media(max-width:600px){ul.thumbnails.image_picker_selector li{width:100%}}ul.thumbnails.image_picker_selector li .thumbnail img{-webkit-user-drag:none;opacity:.9;transition:all ease-in-out .3s;width:100%}ul.thumbnails.image_picker_selector li .thumbnail img:hover,ul.thumbnails.image_picker_selector li .thumbnail img:focus{opacity:1;width:100%}ul.thumbnails.image_picker_selector li .thumbnail.selected{background:#08c}