iframe{
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
    border: 0;
}
#display_container{
    padding: 0 40px 0 40px;
    height: 600px;
    left: 50%;
    margin-right: -50%;
    -webkit-transform: translate(-50%, 0);
    -moz-transform: translate(-50%, 0);
    transform: translate(-50%, 0);
    background-color: white;
    border: 0;
    margin: 0;
}
.show_protesis_btn{
    display: none;
}
@media (min-width: 1200px){
    #display_container{
        padding: 0 ;
    }
}
@media (max-width: 480px){
    #display_container {
        display: none;
    }
    .show_protesis_btn{
        position: relative;
        display: block;
        width: 80%;
        left: 50%;
        margin-right: -50%;
        transform: translate(-50%, 0);
        -webkit-transform: translate(-50%, 0);
        -moz-transform: translate(-50%, 0);
    }
    .show_protesis_btn > a{
        color: white;
    }
}