*,:after,:before{box-sizing:border-box;margin:0;padding:0}body,html{height:100%;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background:#1a1a2e;color:#eee}button{border:none;outline:none;font-family:inherit}button,input[type=range]{cursor:pointer}