* {
    box-sizing: border-box;
    margin: 0;
}
body{
    height: 100vh;
    width: 100vw;
    display: flex;
    flex-direction: column;
    align-items: center;
    background: black
}
header{
    display: flex;
    justify-content: space-evenly;
    align-items: center;
    margin: 0;
    background: darkgreen;
    height: 80px;
    width: 100vw;
    color:white;
}
header > div {
    display: flex;
    flex-direction: row;
    align-items: center;
    font-size:min(5vh,5vw);
}
header > div > img {
    width: 38px;
    height: 38px;
}
#volume {
    cursor: pointer;
}
header > div > div {
    font-size:min(4vh,4vw);
    min-width: 100px;
}
canvas{
    background: black;
    top:0;
    left:0;
}