.box {
  width: 550px;
  height: 386px;
  overflow: hidden;
  position: relative;
}
/* .box-1 ul{
      padding: 0;
  } */
.box-1 ul li {
  width: 550px;
  height: 386px;
  position: relative;
  overflow: hidden;
}
.box-1 ul li img {
  display: block;
  width: 550px;
  height: 386px;
}
.box-1 ul li h2 {
  position: absolute;
  left: 0;
  bottom: 0;
  height: 40px;
  width: 300px;
  background-color: rgba(0, 0, 0, 0.5);
  text-indent: 1em;
  padding-right: 550px;
  font-size: 14px;
  line-height: 40px;
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
  font-weight: normal;
  color: ghostwhite;
}
.box-2 {
  position: absolute;
  right: 13px;
  bottom: 15px;
}
.box-2 ul li {
  float: left;
  width: 12px;
  height: 12px;
  overflow: hidden;
  margin: 0 5px;
  border-radius: 50%;
  background-color: #d5d5d5;
  text-indent: 100px;
  cursor: pointer;
}
.box-2 ul .on {
  background-color: #fab600;
}
.box-3 span {
  position: absolute;
  color: white;
  background: rgba(125, 125, 120, 0.3);
  width: 50px;
  height: 80px;
  top: 50%;
  font-family: "宋体";
  line-height: 80px;
  font-size: 60px;
  margin-top: -40px;
  text-align: center;
  cursor: pointer;
}
.box-3 span::selection {
  background: transparent;
}
.box-3 span:hover {
  background-color: #fab600;
}
.box-3 .prev {
  left: 10px;
}
.box-3 .next {
  right: 10px;
}