.login-button{position:relative;overflow:hidden}.login-button:before{content:"";position:absolute;bottom:10%;right:10%;width:300%;height:300%;background-color:#eb3237;border-radius:50%;transform:translate(50%,50%) scale(0);transition:transform .6s ease;z-index:0}.login-button:hover:before{transform:translate(50%,50%) scale(1)}.login-button:hover{color:#fff}.login-button span{position:relative;z-index:1}.button{position:relative;overflow:hidden}.button:before{content:"";position:absolute;top:50%;left:50%;width:300%;height:300%;background-color:#eb3237;border-radius:50%;transform:translate(-50%,-50%) scale(0);transition:transform .5s ease;z-index:0}.button:hover:before{transform:translate(-50%,-50%) scale(1)}.button:hover{color:#fff}.button span{position:relative;z-index:1}