.tz_box {
  font-size: 14px;
  width: 150px;
  text-align: center;
}

.loginbtn {
  cursor: pointer;
  position: relative;
}

.zhucebtn {
  cursor: pointer;
  position: relative;
}

.dz_list {
  position: absolute;
  left: 0;
  width: 100%;
  display: none;
  z-index: 99999999999999999999999;
  color: white;
}

.dz_list>li {
  background: #0d0d0db3;
}

.dz_list>li:hover {
  background: #5b5555b3;
}