body{

    background-image:url(img.jpg);

    background-repeat: no-repeat;

    background-size: cover;

    background-attachment: fixed;

    position: relative;

    top: 50%;

}

div{

    background-color: rgba(255, 255, 255, 0.500);

    font-size: 200%;

    outline: 10px solid chocolate;

    flex-grow: 1;

    text-align: center;

}



a{

    display: block;

    color :black;

    background-color: rgba(255, 255, 255, 0.500);

    text-decoration-line: none;

    font-size: xx-large;

}

audio{

    width: 75%;

}



img{

    width: 95vw;

}

iframe{

    height: 75vh;

}

video{

    width: 100%;

}

code{

    font-size: x-small;

}