.lib {width:130px; margin-bottom:10px;} .addbtn{padding-top:22px;height:63px; border:1px dashed #ddd; width:60px;} .addbtn .icon-plus {font-size: 18px; display: block; opacity: 0.5; transition: opacity .2s; text-shadow: 1px 1px 3px rgba(0,0,0,.2);} .addbtn:hover .icon-plus {opacity: .9; animation: flash-icon 1s linear alternate infinite}