html, body {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

    /* Hide scanning lines when we are in "GIF mode" */
    body.hidden-scanning .mindar-ui-scanning {
        display: none !important;
    }

#gif-container {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80vw;
    display: none;
    z-index: 999;
    opacity: 0;
    transition: opacity 0.4s ease;
}

    #gif-container.visible {
        display: block;
        opacity: 1;
    }

#fred-gif {
    width: 100%;
    height: auto;
    display: block;
}

.close-btn {
    color: white;
    text-align: center;
    font-family: sans-serif;
    background: #0E1639;
    padding: 15px;
    border-radius: 10px;
    margin-top: 20px;
    cursor: pointer;
    font-weight: bold;
}

.a-enter-vr {
    display: none !important;
}

@media (orientation: landscape){
    #fred-gif {
        width: 50%;
        margin: auto;
    }
}