@keyframes pulse{from{transform:scale(1)}50%{transform:scale(.85)}to{transform:scale(1)}}a.datmua.button.btn_bottom{animation-name:pulse;animation-duration:1s;animation-iteration-count:infinite;background:linear-gradient(96.09deg,#ffe246 -4.82%,#fee89a -4.82%,#ffc700 106.63%);box-shadow:0 29px 8px rgb(255 174 0 / 1%),0 19px 7px rgb(255 174 0 / 6%),0 10px 6px rgb(255 174 0 / 20%),0 5px 5px rgb(255 174 0 / 34%),0 1px 3px rgb(255 174 0 / 39%),0 0 0 rgb(255 174 0 / 40%);border-radius:100px;color:#915e22!important;font-weight:700;letter-spacing:0;text-align:center;padding:5px 20px}.datmua{border-radius:99px;position:fixed;right:20px;bottom:250px;z-index:9999;display:flex;align-items:center}.datmua span{font-size:16px;color:#fff}@media screen and (max-width:549px){.datmua{display:none!important}}