.stars-small{background-image:radial-gradient(1px 1px at 20px 30px,white,rgba(0,0,0,0)),radial-gradient(1px 1px at 40px 70px,white,rgba(0,0,0,0)),radial-gradient(1px 1px at 50px 160px,white,rgba(0,0,0,0)),radial-gradient(1px 1px at 90px 40px,white,rgba(0,0,0,0)),radial-gradient(1px 1px at 130px 80px,white,rgba(0,0,0,0)),radial-gradient(1px 1px at 160px 120px,white,rgba(0,0,0,0));background-size:200px 200px}.stars-medium,.stars-small{position:absolute;width:100%;height:100%;background-repeat:repeat;opacity:.5}.stars-medium{background-image:radial-gradient(1.5px 1.5px at 150px 150px,white,rgba(0,0,0,0)),radial-gradient(1.5px 1.5px at 220px 250px,white,rgba(0,0,0,0)),radial-gradient(1.5px 1.5px at 320px 350px,white,rgba(0,0,0,0)),radial-gradient(1.5px 1.5px at 420px 450px,white,rgba(0,0,0,0)),radial-gradient(1.5px 1.5px at 520px 550px,white,rgba(0,0,0,0));background-size:600px 600px}.stars-large{position:absolute;width:100%;height:100%;background-image:radial-gradient(2px 2px at 300px 300px,white,rgba(0,0,0,0)),radial-gradient(2px 2px at 600px 600px,white,rgba(0,0,0,0)),radial-gradient(2px 2px at 900px 900px,white,rgba(0,0,0,0));background-repeat:repeat;background-size:1000px 1000px;opacity:.5}@keyframes pulse-slow{0%,to{opacity:.4}50%{opacity:.7}}.animate-pulse-slow{animation:pulse-slow 4s ease-in-out infinite}