a {
    text-decoration: none;
    margin: auto;
    color: #4B4B4B;
    cursor: pointer;
  }
  
  a:hover {
    text-decoration: none;
    margin: auto;
  }
  
  .header {
    width: 100%;
    position: absolute;
    left:0;
    top:0;
    z-index: 999
  }
  .header:hover{
    background:#272727;
  }
  
  .header .content {
    width: 95%;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px 0;
    height: 72px;
  }
  
  .header .logo {
    width: 33%;
    flex:1;
  }
  
  .header .logo .brand {
    width: 120px;
    position: relative;
  }
  
  .header .logo .brand img {
    width: 100%;
  }
  
  .header .logo .info {
    width: 60%;
    padding: 0 10px;
    color: #A1A1A1;
    font-weight: bold;
    text-align: left;
  }
  
  .header .logo .info div:nth-child(1) {
    letter-spacing: 4px;
    font-size: 14px;
    margin-left: 10px;
    white-space: nowrap;
  }
  
  .header .logo .info div:nth-child(2) {
    font-weight: normal;
    font-size: 14px;
    margin-left: 10px;
    white-space: nowrap;
  }
  
  .header .list {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 41%;
    text-align: center;
  }
  
  .header .list .item {
    width: 20%;
    position: relative;
    display: flex;
    height: 72px;
  }
  .header .list .item:hover div:nth-child(1){
    color:#23eecf;
  }
  .header .list .itemonthis{
    position: relative;
  }
  .header .list .itemonthis::before{
    position: absolute;
    content: '';
    width: 50px;
    height: 3px;
    margin: auto;
    left: 0;
    right: 0;
    bottom: 0;
    background: #23eecf;
  }
  .header .list .item .navitem {
    position: absolute;
    top: 72px;
    width: 300%;
    left: -100%;
    z-index: 999;
    list-style: none;
    background: #2f2f2f;
    align-items: center;
    justify-content: flex-start;
    flex-wrap: wrap;
    margin: 0;
    display: none;
    font-size:14px;
    text-align: left;
    padding: 0 10px;
  }
  .header .list .item .navitem li a{
    color:#e6e6e6;
    cursor: pointer;
  }
  .header .list .item .navitem li a:hover{
    border-bottom: 1px solid #23eecf;
    padding-bottom: 2px;
  }
  
  .header .list .item .navitem::after {
    position: absolute;
    content: '';
    width: 50px;
    height: 3px;
    margin: auto;
    left: 0;
    right: 0;
    top: -3px;
    color:#23eecf;
    background:#23eecf;
  }
  
  .header .list .item .navitem li:nth-child(odd) {
    width: 50%;
    padding: 15px 5px;
  }
  .header .list .item .navitem li:nth-child(even) {
    width: 45%;
    text-indent: 20px;
    padding: 15px 5px;
  }
  .header .list .item .navitem li a:hover {
    color:#23eecf;
  }
  .header .list .item .navitem li .onthis{
    color:#23eecf;
  }
  .header .list .item div:nth-child(1) {
    color: #fff;
    font-weight: bold;
  }
  
  .header .list .item div:nth-child(2) {
    color: #C2C2C2;
    font-size: 95%;
    letter-spacing: 1px;
    transform: scale(0.7);
    white-space: nowrap;
  }
  
  .header .registered {
    width: 7%;
    position: relative;
    z-index: 9999;
    margin: 0 auto;
  }
  
  .header .registered span {
    color:#fff;
    background:#006399;
    cursor: pointer;
    width: 75px;
    height: 28px;
    line-height: 28px;
    text-align: center;
    display: inline-block;
    font-size: 14px;
    border-radius: 3px;
  }
  .qrcodeBox-header{
    padding:20px;
  }
  .qrcodeBox div{
    width: 100%;
    padding-bottom:40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #fff;
  flex-direction: column;
    border-radius: 10px;
  }
  .qrcodeBox .textSpan{
    white-space: nowrap;
    font-size: 22px;
    font-weight: 700;
    color: #47a1ff;
    line-height: 1.3;
    margin-bottom:20px;
  }