.floating-btn{position:fixed;display:block;bottom:60px;z-index:999999;background:#fff;border-radius:0;left:30px;cursor:pointer;animation:shadow-pulse 2s infinite}.floating-btn a{padding:10px 30px;display:block;text-decoration:none}@keyframes shadow-pulse{0%{box-shadow:0 0 0 0 rgb(0 0 0 / .2)}100%{box-shadow:0 0 0 35px #fff0}}@keyframes shadow-pulse-big{0%{box-shadow:0 0 0 0 rgba(0,0,0},.1)}100%{box-shadow:0 0 0 70px #fff0}}