.case3DModel {
    width: 30rem;
    height: 30rem;
}

.section360 {
    padding-left:10rem ; 
    padding-right:10rem ; 
    padding-bottom:0rem ;
    padding-top:3rem ;
}

.youtube_video{
    width:480px;
    height: 315px;
}
#videoText{
    margin-top:3rem; 
    margin-bottom:15rem
}

@media only screen and (max-width: 700px){
    .case3DModel {
        width: 18rem;
        height: 18rem;
    }

    .section360 {
        padding-left:0rem ; 
        padding-right:0rem ; 
        padding-bottom:0rem ;
        padding-top:3rem ;
    }
    .youtube_video{
        padding-left:1rem ; 
        padding-right:1rem ; 
        width: 295px;
        height: 250px;

    }
    #videoText{
        margin-bottom:0rem;
        margin-top: 1rem;
    }
}