.site-container{
   --min-height: 100vh;
    min-height: 100vh;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-wrap: nowrap;
    flex-wrap: nowrap;
    transition: none!important;
    overflow-x: hidden;
}

.panel{
    min-width: 100vw;
    height: 100vh;
    min-height: 100vh;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    position: relative;
}


@media(max-width: 480px){
.site-container{  
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;    
}
  .panel{
    height: 100svh;
    min-height: 100svh;
   
}
}