#backToTop{align-items:center;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:rgba(215,0,24,.7);border:0;border-radius:10px;bottom:110px;box-shadow:0 1px 2px 0 rgba(60,64,67,.1),0 2px 6px 2px rgba(60,64,67,.15);color:#fff;cursor:pointer;display:flex;flex-direction:column;height:45px;justify-content:center;opacity:0;padding:2px;position:fixed;right:calc(50% - 600px);-webkit-text-decoration:none;text-decoration:none;width:45px;z-index:100}#backToTop.show{opacity:1}#backToTop .icon-up{width:10px}#backToTop .icon-up svg{fill:#fff;font-weight:600}#backToTop strong{color:#fff;font-size:10px}#btnZaloChat{animation:pulse-blue 2s infinite;background-color:#028fe3;border-radius:50%;bottom:50px;box-shadow:0 0 0 0 #028fe3;display:flex;height:45px;overflow:hidden;position:fixed;right:calc(50% - 600px);transform:scale(1);width:45px;z-index:100}@media screen and (max-width:1200px){#backToTop,#btnZaloChat{right:calc(50% - 600px)}#backToTop{bottom:140px}#btnZaloChat{bottom:85px}}@media screen and (max-width:1024px){#backToTop,#btnZaloChat{right:calc(50% - 500px)}}@media screen and (max-width:990px){#backToTop,#btnZaloChat{right:calc(50% - 475px)}}@media screen and (max-width:820px){#backToTop,#btnZaloChat{right:calc(50% - 400px)}}@media screen and (max-width:768px){#backToTop,#btnZaloChat{right:calc(50% - 375px)}}@media screen and (max-width:717px){#backToTop,#btnZaloChat{bottom:110px;right:10px}#backToTop{bottom:80px}}@media screen and (max-width:540px){#backToTop{bottom:80px;right:10px}}@keyframes pulse-blue{0%{box-shadow:0 0 0 0 rgba(2,143,227,.7);transform:scale(.95)}70%{box-shadow:0 0 0 10px rgba(2,143,227,0);transform:scale(1)}to{box-shadow:0 0 0 0 rgba(2,143,227,0);transform:scale(.95)}}