* { margin: 0; padding: 0; }
ul { list-style: none; }
.lunbo { position: relative; width: 1220px; margin: 0 auto; box-shadow: 0 3px 5px rgba(0, 0, 0, .5), inset 0 -1px 0 rgba(0, 0, 0, .5); }
.tu1,  .tu2,  .tu3 { position: absolute; }
.beijing { border-radius: 10px; width: 1220px; }
.phone,  .erji { top: -27px; left: 40px; width: 1220px; }
.xiaoshi { display: none; }
.page { position: absolute; z-index: 10; top: 450px; left: 590px; }
.yuandian { display: inline-block; width: 15px; height: 15px; background-color: whitesmoke; border-radius: 8px; margin-right: 10px; cursor: pointer; }
.lunbo2 { display: none; }
.yuanbianse { opacity: 0.2; }