.dd-nav {
  height: 50px;
  background-color: #08BCD3;
  position: relative;
}
.dd-nav a {
  position: absolute;
  left: 10px;
  top: 10px;
  display: block;
  width: 20px;
  height: 20px;
  background-image: url(../images/dingdan/Screenshot_2017-10-25-14-52-52_03.png);
  background-size: 100% 100%;
}
.dd-nav h3 {
  text-align: center;
  line-height: 50px;
  color: white;
}
.dd-nav dl {
  width: 20%;
  height: 85%;
  padding: 0;
  float: right;
  position: absolute;
  right: 0;
  top: 10px;
}
.dd-nav dl dd {
  width: 50%;
  height: 100%;
  float: left;
}
.dd-nav dl dd img {
  height: 50%;
}
.fl {
  float: left;
}
.fr {
  float: right;
}
.dd-ad {
  height: 250px;
  background-image: url(../images/dingdan/Screenshot_2017-10-25-14-52-52_12.png);
  background-size: 100% 100%;
}
body {
  background-color: #08BCD3;
}
.search {
  width: 95%;
  margin: 0 auto;
  height: 40px;
  background-color: white;
  margin-top: 5px;
}
.search img {
  height: 60%;
  float: left;
  margin-top: 10px;
  padding-left: 10px;
  padding-right: 10px;
}
.search a {
  line-height: 40px;
  color: black;
  letter-spacing: 1px;
  font-size: 14px;
}
.search span {
  margin-top: 10px;
  float: right;
}
.next {
  width: 95%;
  margin: 20px auto;
  height: 20px;
  position: relative;
}
.next h6 {
  text-align: center;
  color: #44919B;
  font-size: 18px;
}
.next span,
.next b {
  width: 30%;
  height: 50%;
  border-bottom: 1px solid #44919B;
}
.next span {
  position: absolute;
  left: 0;
  top: 0;
}
.next b {
  position: absolute;
  right: 0;
  top: 0;
}
.dingd-block {
  width: 95%;
  margin: 0 auto;
}
.dingd-block img {
  width: 100%;
  margin-bottom: 2%;
}
.dingd-block dl {
  width: 100%;
}
.dingd-block dl dt {
  width: 49%;
  margin-bottom: 20px;
  float: left;
}
.dingd-block dl dt img {
  width: 100%;
}
.dingd-block dl dd {
  width: 49%!important;
  float: right;
  margin-bottom: 1%;
}
.dingd-block dl dd img {
  width: 100%;
}