html, body {
	margin: 0;
	padding: 0;
    width: 100%;
    height: 100%;
}

body {
    font-family: 'Hi Melody', cursive;
    font-size: 14px;
    background-color: black;
}

body * {
    box-sizing: border-box;
    user-select: none;
}

main {
    position: fixed;
    top: 0;
    left: 50%;
    width: 1920px;
    height: 1080px;
    transform-origin: top left;
    overflow: hidden;
    background-repeat: no-repeat;
}

main#day {
    background-image: url(../img/environment/underground.png);
}

main#night {
    background-image: url(../img/environment/underground-night.png);
}

h1, h2, h3, h4 {
    margin: 0;
    font-weight: normal;
}