html {
    background: url(../img/bg.png) no-repeat center center fixed;
    background-size: 100%;
    background-color: rgb(16, 0 , 0);
}

html, body {
    height: 100%;
    overflow: hidden;
    min-height:360px;
}

body {
    margin: 0;
    padding: 0;
}

main {
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
}

h1 {
    visibility: hidden;
}