:not(:defined) > * {
    display: none;
}

body {
    margin: 0;
    padding: 0;
    width: 100vw;
    height: 100vh;
}

model-viewer {
    position: absolute;
    left: 0;
    top: 0;
    right: 0;
    bottom: 0;
    width: 100vw;
    height: 100vh;
    --poster-color: #F4F5F7;
}

.progress-bar {
    display: block;
    width: 33%;
    height: 10%;
    max-height: 2%;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate3d(-50%, -50%, 0);
    border-radius: 25px;
    border: 1px solid rgba(255, 255, 255, 0.9);
    background-color: rgba(0, 0, 0, 0.5);
}

.progress-bar.hide {
    visibility: hidden;
    transition: visibility 0.3s;
}

.update-bar {
    background-color: rgba(255, 255, 255, 0.9);
    width: 0%;
    height: 100%;
    border-radius: 25px;
    float: left;
    transition: width 0.3s;
}

#ar-button {
    background-image: url(ar_icon.png);
    background-repeat: no-repeat;
    background-size: 20px 20px;
    background-position: 12px 50%;
    background-color: #fff;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    white-space: nowrap;
    bottom: 16px;
    padding: 0px 16px 0px 40px;
    font-family: Roboto Regular, Helvetica Neue, sans-serif;
    font-size: 14px;
    color: #4285f4;
    height: 36px;
    line-height: 36px;
    border-radius: 18px;
    border: 1px solid #dadce0;
}

#ar-button:active {
    background-color: #e8eaed;
}

#ar-button:focus {
    outline: none;
}

#ar-button:focus-visible {
    outline: 1px solid #4285f4;
}

@keyframes circle {
    from {
        transform: translateX(-50%) rotate(0deg) translateX(50px) rotate(0deg);
    }
    to {
        transform: translateX(-50%) rotate(360deg) translateX(50px) rotate(-360deg);
    }
}

@keyframes elongate {
    from {
        transform: translateX(100px);
    }
    to {
        transform: translateX(-100px);
    }
}

model-viewer > #ar-prompt {
    position: absolute;
    left: 50%;
    bottom: 60px;
    animation: elongate 2s infinite ease-in-out alternate;
    display: none;
}

model-viewer[ar-status="session-started"] > #ar-prompt {
    display: block;
}

model-viewer > #ar-prompt > img {
    animation: circle 4s linear infinite;
}