.wrapper {
    height: 100%;
    width: 100%;
}

#warning-message {
    display: none;
}

@media only screen and (orientation:portrait) {
    #wrapper {
        display: none;
    }
    .grid-container{
        display: none;
    }
    #warning-message {
        display: block;
    }
}

@media only screen and (orientation:landscape) {
    #warning-message {
        display: none;
    }
}

.video {
    margin: 0;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    height: 100%;
    width: 100%;
}