body {
  margin: 0;
  padding: 0
}

.body {margin: 0 auto;}

.body .header {
  height: 80px;
  background-color: #1e283c;
  font-size: 16px;
  padding: 0 150px;
}

.body .header img {
  height: 50px;
  padding-right: 60px
}

.body .header .menu {
  display: inline-block;
  margin-left: 0px;
 
}

.body .header .menu .first {
  float: left;
  height: 60px;
  line-height: 60px;
  cursor: pointer;
  box-sizing: border-box;
  text-align: center;
  margin-left: 40px;
  padding-top: 10px;
  width: 70px;
}

.first {
  list-style: none;
  color: white;
  font-weight: bold;
  box-sizing: border-box;
}

.menu .first:hover {color: #02BDCF;border-top: #00ABD8 3px solid;}

.first {position: relative;}

.f_ul {
  position: absolute;
  top: 55px;
  background-color: #1e283c;
  left: -25px;
  display: none;
  border-radius: 0 0 10px 10px;
  z-index: 999;
}

.f_ul li {
  width: 120px;
  height: 60px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  list-style: none;text-decoration: none;font-size: 14px;  
}

.first .f_ul li {color: #fff;}

.f_ul li:hover {color: #02BDCF;}

.first:hover .f_ul {display: block;}

.f_ul:hover .f_ul {display: block;}

.body .header #rightImgt{float: right;margin-top: 16px;}

.body .header #rightImgt a span{
  float: left;width: 42px;
  height: 42px;border-radius: 42px;
  margin-right: 10px;background-color: #404859;
}

.body .header #rightImgt a span .thirdimg {
  width: 24px;margin-left: 9px;margin-top: -2px;cursor: pointer;
}

.item_p {
  height: 30px;
  width: 360px;
  margin: 0 auto;
  font-size: 12px;
  padding-top: 5px;
  box-sizing: border-box;
  text-align: right;
  color: red;
}