html{
    font-size: 62.5%;
    box-sizing: border-box;

}
*::after,*::before,*{
    margin: 0;
    padding: 0;
    box-sizing: inherit
}

body{
    font-size: 1.6rem;
    min-height: 100vh;
    position: relative;
    font-family: Arial, Helvetica, sans-serif;
    background-image: url(vc/banner.png);
    background-repeat: no-repeat;
    background-size: cover;
    color: #fff;


}
.nv{
    width: 100%;
    height: 6.7rem;
    background-color: #15181d;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 2rem;
}

.nv svg{
    color: #fff;
    width: 3.2rem;
}
.cont{
    width: 100%;
    height: calc(100vh - 6.7rem);
    /* background-color: aqua; */
    display: flex;
    justify-content: center;
}
@media(min-width: 998px){
  .cont{
    
  }
}
.cont-xjsx{
    width: 100%;
    height: 100%;
    background-color: #15181d;
    padding: 2.4rem;
    
}
@media(min-width: 998px){
   .cont-xjsx{
    width: 360px;
    height: 354px;
    margin-top: 10rem;
    border-radius: 4px;
    
   }
 
}

.tit{
    color: #fff;
    font-size: 24px;
    font-weight: 600;
    margin-top: 1rem;
}



@media(min-width: 998px){

}

    .dropdown {
      position: relative;
      width: 112px;
      user-select: none;
    }

    .dropdown-selected {
      background-color: #1e1e1e;
      padding: 8px;
      border: 1px solid #979ea84d;
      border-radius: 6px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      cursor: pointer;
      padding: 8px 2rem;
      height: 4rem;
    }

    .dropdown-selected img {
      width: 24px;
      margin-right: 8px;
    }

    .dropdown-options {
      display: none;
      position: absolute;
      top: 110%;
      left: 0;
      width: 300px;
      background-color: #1e1e1e;
      border: 1px solid #444;
      border-radius: 6px;
      z-index: 10;
    }

    .dropdown-options div {
      padding: 8px;
      display: flex;
      align-items: center;
      cursor: pointer;
    
    }

    .dropdown-options div:hover {
      background-color: #333333;
    }

    .dropdown-options img {
      width: 24px;
      margin-right: 8px;
    }

    .usr{
        display: flex;
        /* align-items: center; */
        gap: 1rem;
    }
    .usr input{
        background-color: transparent;
        outline: none;
        border: 1px solid #979ea84d;
        width: 100%;
        padding-left: 1rem;
        font-size: 14px;
        height: 4rem;
        color: #fff;
    }
    .text-num{
        margin-top: 2rem;
        font-size: 12px;
    }
    .sub{
        margin-top: 2rem;
        
    }
    .sub input{
        width: 100%;
        height: 4rem;
        background-color: rgb(98, 203, 193);
        opacity: .4;
        color: #fff;
        font-size: 14px;
        font-weight: bold;
        border-radius: 4px;
        border: 1px solid rgb(98, 203, 193);
        cursor: pointer;
    }
    .olv{
        font-size: 12px;
        margin-top: 4rem;
        color: rgb(98, 203, 193);
    }

    #cont-nipper2{
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background-color: #15181d;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    #cont-nipper{
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background-color: #15181d;
        display: none;
        align-items: center;
        justify-content: center;
    }
    /* nipper */
    .loader {
    width: 28px;
    height: 28px;
    border: 2px solid rgb(98, 203, 193);
    border-bottom-color: transparent;
    border-radius: 50%;
    display: inline-block;
    box-sizing: border-box;
    animation: rotation 1s linear infinite;
    }

    @keyframes rotation {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
    } 

    #err{
        color: red;
        font-size: 10px;
    }