*,body{margin:0;padding:0;box-sizing:border-box}.custom-btn{height:40px;padding:10px 20px;background-color:red;color:#fff;border:none;border-radius:5px;font-size:16px;cursor:pointer;margin-left:30px}.custom-btn:hover,.custom-btn:focus{background-color:red;outline:none;box-shadow:red 0 5px 15px}.pointer{cursor:pointer}