* {
    font-family: sans-serif;
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body,
html {
    width: 100%;
    height: 100%;
    min-height: 100%;
}

body {
    background-color: #000;
}

.background-video {
    width: 100vw;
    height: 100vh;
    overflow: hidden;
    display: block;
    margin: 0 auto;
    object-fit: cover;
}

.wrapper {
    position: absolute;
    top: 0;
    width: 100%;
    height: auto;
    min-height: 100%;
}

.btn {
    position: absolute;
    top: 64px;
    right: 64px;
    width: 25vw;
    padding: 8px 0;
    background: rgba(255, 0, 0, 0.7);
    font-size: 3vw;
    text-align: center;
    text-shadow: 0.5vw 0.5vw 0.5vw #000;
    color: #FFF
}

.text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90vw;
    padding: 16px 0;
    font-size: 3vw;
    text-align: center;
    text-shadow: 6px 6px 6px #000;
    color: #FFF;
    background: rgba(0, 0, 0, 0.3);
}

.text span {
    font-size: 4vw;
}

.btn_mobile {
    position: absolute;
    bottom: 10%;
    left: 50%;
    transform: translate(-50%, -50%);
    padding: 8px 10px;
    background: rgba(0, 0, 0, 0.3);
    font-size: 8vw;
    text-align: center;
    text-shadow: 0.5vw 0.5vw 0.5vw #000;
    color: #FFF
}

.text_mobile {
    position: absolute;
    top: 50px;
    left: 50%;
    transform: translate(-50%);
    width: 95vw;
    padding: 8px;
    font-size: 5vw;
    text-shadow: 6px 6px 6px #000;
    color: #FFF;
    background: rgba(0, 0, 0, 0.3);
    text-align: center;

}

@media screen and (orientation: portrait) {
    #background-video-portrait {
        position: absolute;
        display: block;
        width: 100vw;
        height: 100vh;
        margin-top: 0vw;
    }

    #background-video-portrait,
    #portrait {
        position: fixed;
    }

    #background-video-landscape,
    #landscape {
        display: none;
    }
}

@media (orientation: landscape) {
    #background-video-landscape {
        position: absolute;
        display: block;
        width: 100vw;
        height: 100vh;
        margin-top: 0vw;
    }

    #background-video-landscape,
    #landscape {
        position: fixed;
    }

    #background-video-portrait,
    #portrait {
        display: none;
    }
}