#hotline-wrapper{position:fixed;z-index:9999;opacity:0;transition:opacity 0.3s ease}#hotline-wrapper.active{opacity:1}.hotline-button{display:block;width:180px;height:50px;line-height:50px;font-weight:700;text-align:center;margin-bottom:15px;border-radius:5px;text-decoration:none;overflow:hidden;transition:background-color 0.3s ease,transform 0.3s ease}.hotline-button .hotline-icon{display:inline-block;vertical-align:middle;margin-right:10px;width:30px;height:30px}.hotline-button:hover{background-color:#333;color:#fff}