#app{
    margin-top: 50px;
}


    .three-dots {
      --size: 20px;
      display: inline-block;
      font-size: var(--size);
      height: var(--size);
      line-height: var(--size);
      overflow: hidden;
      vertical-align: bottom;
    }

    .three-dots::after {
      display: inline-block;
      white-space: pre;
      content: '\A.\A..\A...';
      animation: loop 2s steps(4) infinite;
    }

    @keyframes loop {
      to {
        transform: translateY(calc(0px - var(--size) * 4));
      }
}

.imgbox{
    margin: 0 auto;width: 1100px;padding-bottom: 20px;margin-top: 20px;
    padding-top: 20px;text-align: center;
}
.btn{
    margin-left: 10px;margin-top: 25px;
}
.imgbox .title{
    font-size: 28px;
}
.imgbox .title2{
    text-align: center;
}
.imgbox .title2 span{
    position: relative;color: #cccccc;font-size: 15px;padding-bottom: 10px;
    margin-bottom: 20px;display: inline-block;
}
.imgbox .title2 span::after{
    content: '';
    height: 2px;width: 30px;
    position: absolute;
    left: 50%;bottom: 0;background: #f2f2f2;
    margin-left: -15px;
}
.left{
    float: left;
}
.right{
    float: right;
}
.leftbox{
  background: #ffffff;
    width: 390px;height: 460px;margin-top: 70px;
}
.wendang{
    width: 80px;height: 100px;border: 3px solid #e3e3e3;border-radius: 5px;
    margin: 0 auto;
    margin-top: 15%;
}
.wendang .l1{
    width: 60%;
    border: 1px solid #e3e3e3;
    margin-left: 10%;
    margin-top: 15px;
}
.wendang .l2{
    width: 70%;
    border: 1px solid #e3e3e3;
    margin-left: 10%;
    margin-top: 10px;
}

.wendang .l3{
    width: 80%;
    border: 1px solid #e3e3e3;
    margin-left: 10%;
    margin-top: 10px;
}
.wendang .tit{
    width: 80%;
    height: 30px;line-height: 30px;
    border-radius: 2px;
    text-align: center;
    background: #dddddd;
    margin-left: 10%;
    margin-top: 10px;
}
.titl3{
    text-align: center;
    font-size: 22px;
    margin-top: 20px;height: 90px;
}
.upload{
    margin-top: 20%;width:200px;height: 50px;background: #dddddd;
}
.leftbox.on{
  box-shadow:0px 0px 5px 0px #cccccc;
}
.leftbox.on .upload{
    background: #2fbc6d;
}
.leftbox.on .wendang .tit{
    background: #f7ad9b;color: #ffffff;
}
.load{
    float: left;width: calc(100% - 780px);height: 490px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.load .waite{
    font-size: 22px;
}
.load .ing{
    font-size: 22px;
    display: none;
}
.load .sucess{
    font-size: 22px;
    display: none;
}

@media screen and (max-width: 1023px) {
   .imgbox{ 
    width: 100%;
       
   }
    
}