* {
    padding: 0;
    margin: 0;
}

html {
    background-image: url(background.png);
}

body{
    width: 100vw;
    height: 100vh;
}


nav{
    position: absolute;
    width: 100%;
    height: 30%;
    bottom: 0;
    z-index: 5;
    align-items: center;
    justify-content: space-around;
    display: flex;
}
a{
    text-decoration: none;
    font-size: 2em;
    color: white;
    font-family: 'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Consolas, Geneva, Verdana, sans-serif;
}
span.label::before{
    content: " ";
}
.col-green {
    color:aquamarine;
}
.col-orange {
    color:coral;
}
.col-yellow {
    color:yellow;
}
.col-red {
    color:orangered;
}
nav>div>a:hover{
    font-weight: bold;
	text-decoration: underline;
}