:root{--color1: rgb(241, 241, 241);--color2: #007AFF;--bg: #050505}body{background-color:var(--bg);color:var(--color1);font-family:Trebuchet MS,Lucida Sans Unicode,Lucida Grande,Lucida Sans,Arial,sans-serif}main{display:flex;justify-content:center;align-items:center}button{background-color:var(--bg);border:2px solid var(--color2);color:var(--color1);padding:10px 20px;text-align:center;text-decoration:none;display:inline-block;font-size:16px;margin:4px 2px;cursor:pointer;border-radius:5px;transition:background-color .3s,color .3s}.lists-container{display:flex;justify-content:center;align-items:center;flex-direction:column;border:#007AFF solid 2px;width:500px}ul{display:flex;flex-direction:column;list-style-type:none;align-items:center;padding:0}