* {
    box-sizing: border-box;
    font-family: mono;
}

html, body {
    margin: 0; 
    padding: 0;
}

html {
    background: linear-gradient(#FFFFFFAA, #FFFFFFAA), url("images/background.png") no-repeat;
    background-size: cover;
    height: 100vh;
}

body {
    margin: 0 auto; 
    max-width: calc(min(60em, 100%)); 
    background-color: transparent;
    height: 100%;
}

h1 {
    position: relative;
    margin: 0;
    padding: 0;
    text-align: center;
    background-color: transparent;
    font-size: 3em;
    line-height: 2em;
    width: 100%;
}

h2:first-child {
    margin-top: 0em;
}

h2 {
    margin-top: 1.5em;
    color: #4132aa;
}

h3 {
    color: #7067ae;
}

a {
    color: #4132aa;
    font-weight: bold;
}

.links {
    position: absolute; 
    top: 0px; 
    right: 0px;
}

nav {
    display: flex;
    flex-direction: row;
    gap: 0;
    border-bottom: 2px solid orangered;
    background-color: white; 
    height: 2em;
    line-height: 2em;
}

nav a {
    display: inline-block;
    background-color: white; 
    color: black;
    text-decoration: none;
    width: 50%;
    border: none;
    cursor: pointer;
    text-align: center;
}

nav a.selected {
    background-color: orangered;
}

nav a:hover {
    background-color: orangered;
}

#content {
    min-height: calc(100% - 8em);
    background-color: white;
    padding: 2em;
}

#content emph {
    font-weight: bold;
}