body{background:rgb(65,65,133);color:#fff}#top{display:block;font-size:20px}#item{width:80%;border-radius:10px;height:30px}li{list-style:none}.btn{width:80%;height:30px;border-radius:10px;background-color:#60c4ab;margin-top:10px;border:0}.btn:hover{background-color:#0ff}.danger{background-color:transparent;color:#e90d0d;display:inline;height:20px;border-radius:10px;border:2px solid red;margin-left:20px}h3{display:inline}.checked{color:#ffffff7e}