.scrollToTopBtn{bottom:25px;border-radius:8px;cursor:pointer;display:none;font-size:32px;height:40px;isolation:isolate;line-height:32px;padding:8px 4px;position:fixed;right:100px;z-index:999999;width:40px}.scrollToTopBtn:after{content:"\f077";font-family:FontAwesome;font-weight:400;font-style:normal;position:absolute;top:0;transform:translateX(-50%)}