@charset "UTF-8";.ipre_link{position:fixed;z-index:1000;bottom:10px;left:10px;overflow:hidden;max-width:50px;max-height:50px;margin-top:-25px;padding:25px;transition:all .5s;color:transparent;border-radius:5px;background-color:#14191f}.ipre_link:hover{width:auto;max-width:277px;height:auto;max-height:100%;color:#267fb5}.ipre_link a{font-weight:700;display:block;padding:10px;border-radius:5px;background-color:#2788cb}.ad_link_href span{display:block;overflow:hidden;height:1.3em;white-space:nowrap;text-overflow:ellipsis}.ad_copy_clip{display:block;margin-top:10px;padding:10px;cursor:pointer;transition:background-color .5s,color .5s;text-align:center;border-radius:5px;background-color:#fff}.ad_copy_clip span{display:block;overflow:hidden;height:1.3em}.ipre_link:hover:after,.ipre_link:hover:before{content:none}.ipre_link:after{position:absolute;bottom:12px;left:12px;width:10px;height:10px;content:"";cursor:pointer;animation:bounce1 2s infinite;border:2px solid #fff;border-top:none;border-right:none}@keyframes bounce1{0%,100%,20%,50%,80%{transform:translate(0)}40%{transform:translate(-40%,40%)}60%{transform:translate(-20%,20%)}}.ipre_link:before{position:absolute;top:12px;right:12px;width:10px;height:10px;content:"";cursor:pointer;animation:bounce2 2s infinite;border:2px solid #fff;border-bottom:none;border-left:none}@keyframes bounce2{0%,100%,20%,50%,80%{transform:translate(0)}40%{transform:translate(40%,-40%)}60%{transform:translate(20%,-20%)}}