.btn{display:flex;justify-content:center;align-items:center;width:14rem;overflow:hidden;height:3rem;background-size:300% 300%;cursor:pointer;-webkit-backdrop-filter:blur(1rem);backdrop-filter:blur(1rem);border-radius:5rem;transition:.5s;animation:gradient_301 5s ease infinite;border:double 4px transparent;background-image:linear-gradient(#212121,#212121),linear-gradient(137.48deg,#e57052 10%,#a3372c 45%,#e57052 67%,#a3372c 87%);background-origin:border-box;background-clip:content-box,border-box}#container-stars{position:absolute;z-index:-1;width:100%;height:100%;overflow:hidden;transition:.5s;-webkit-backdrop-filter:blur(1rem);backdrop-filter:blur(1rem);border-radius:5rem}.btn-text{z-index:2;color:#fff;text-shadow:0 0 4px white}#glow{position:absolute;display:flex;width:12rem}.circle{width:100%;height:30px;filter:blur(2rem);animation:pulse_3011 4s infinite;z-index:-1}.circle:nth-of-type(1){background:#e57052}.circle:nth-of-type(2){background:#e57052 50%}.btn:hover{transform:scale(1.1)}.btn:active{border:double 4px #e57052;background-origin:border-box;background-clip:content-box,border-box;animation:none}.btn:active .circle{background:#e57052}#stars{position:relative;background:transparent;width:200rem;height:200rem}#stars:after{content:"";position:absolute;top:-10rem;left:-100rem;width:100%;height:100%;animation:animStarRotate 90s linear infinite}#stars:after{background-image:radial-gradient(#ffffff 1px,transparent 1%);background-size:50px 50px}#stars:before{content:"";position:absolute;top:0;left:-50%;width:170%;height:500%;animation:animStar 60s linear infinite}#stars:before{background-image:radial-gradient(#ffffff 1px,transparent 1%);background-size:50px 50px;opacity:.5}@keyframes animStar{0%{transform:translateY(0)}to{transform:translateY(-135rem)}}@keyframes animStarRotate{0%{transform:rotate(360deg)}to{transform:rotate(0)}}@keyframes gradient_301{0%{background-position:0% 50%}50%{background-position:100% 50%}to{background-position:0% 50%}}@keyframes pulse_3011{0%{transform:scale(.75);box-shadow:0 0 #000000b3}70%{transform:scale(1);box-shadow:0 0 0 10px #0000}to{transform:scale(.75);box-shadow:0 0 #0000}}