html,
body {
    margin: 0;
    padding: 0;
    box-sizing: border-box;

}


.content {
    text-align: center;
    text-shadow: rgb(45, 45, 43) 1px 0 10px;
}

.content h1 {
    font-size: 160px;
    color: aliceblue;
    font-weight: 600;
}

.content a {
    text-decoration: none;
    display: inline-block;
    color: aliceblue;
    font-size: 24px;
    border: 2px solid aliceblue;
    padding: 14px 70px;
    border-radius: 50px;
    margin-top: 20px;
    text-shadow: rgb(45, 45, 43) 1px 0 10px;


}

.back-video {
    position: absolute;
    right: 0;
    bottom: 0;
    z-index: -1;

}

@media(min-aspect-ratio:16/9) {
    .back-video {
        width: 100%;
        height: auto;
    }
}

@media(max-aspect-ratio:16/9) {
    .back-video {
        width: auto;
        height: 100%;
    }
}