.contpage{
    background: linear-gradient(175.98092108294deg, rgba(43, 110, 172, 1) 12%, rgba(56, 17, 106, 1) 101%);
    overflow: hidden;
}
.contActive {
    width: 100%;
    min-height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    overflow: none;
    z-index: 9999;
}
.contActive .bigScreenHtml{
    width: 100%;
    min-height: 100%;
    overflow: none;
    position: static;
}
.contpage .bigScreenHtml{
    width: 100%;
    min-height: 100%;
    position: relative;
    overflow: auto;
    background: linear-gradient(175.98092108294deg, rgba(43, 110, 172, 1) 12%, rgba(56, 17, 106, 1) 101%);
}
.cont-btn{
    position: absolute;
    right: 4%;
    top: 15%;
    z-index: 999;
    background: #0052cc;
    color: #fff;
    border-radius: 5px;
    padding: 8px 15px;
    cursor: pointer;
}
.cont-btn1{
    right: 2%;
    top: 2%;
}