body{font-family:Montserrat;display:flex;flex-direction:column;justify-content:center;height:95vh;background-color:#d1a1ff}.list{display:flex;gap:30px;justify-content:center}.btn-container{position:relative;overflow:hidden}.btn{display:inline-block;position:relative;z-index:1;color:#fff;text-decoration:none;border:3px solid #fff;border-radius:18px;font-family:inherit;font-weight:600;font-size:25px;line-height:1.5;letter-spacing:.04em;padding:25px 60px;overflow:hidden;transition:all .3s}.btn:after{content:"";position:absolute;width:390px;height:390px;border-radius:140px;background-color:#fff;top:70px;left:50%;z-index:-1;animation:wave 5s infinite linear;transition:all 1s}@keyframes wave{0%{transform:translate(-50%) rotate(0)}to{transform:translate(-50%) rotate(360deg)}}.btn:hover{color:#b471f3}.btn:hover:after{top:25px}