/* Placement */
@media screen and (max-width: 800px) {
    body {
        grid-template:
            "header" auto
            "nav" auto
            "main" 1fr
            "footer" auto / 1fr;
    }
}

@media screen and (min-width: 800px) {
    body {
        grid-template:
            "header header" auto
            "nav    main  " 1fr
            "footer footer" auto / 200px minmax(600px, auto);
    }
}

body {
    display: grid;
    margin: auto;
    max-width: 1224px;
    grid-gap: 0;
}

header {
    grid-area: header;
}

nav {
    grid-area: nav;
}

main {
    grid-area: main;
}

footer {
    grid-area: footer;
}

/* Style */
body {
    background-color: #c0dee2;
    font-family: helvetica, sans-serif;
}

header > h1 {
    font-size: 18pt;
    text-align: center;
    padding: 0;
    margin: 4px;
}

nav h2 {
    font-size: 14pt;
    font-weight: normal;
    margin: 0 8px 0 0;
    padding: 8px 16px;
    background-color: #eee;
}

nav ul {
    list-style-type: none;
    margin: 0 0 8px 0;
    padding: 0;
}

nav li a {
    display: block;
    color: #000;
    background-color: #fff;
    padding: 8px 16px;
    margin: 0 8px 0 0;
    text-decoration: none;
    font-size: 12pt;
}

nav li a:hover {
    background-color: #ccc;
}

main {
    background-color: #eee;
}

footer {
    text-align: center;
}

table {
    display: grid;
    width: 100%;
    grid-auto-flow: row;
}

thead, tbody, tr {
    display: contents;
}

th {
    font-size: 14pt;
    font-weight: normal;
    text-align: left;
}

th, td {
    padding: 8px;
}

.details {
    max-height: 0;
    padding: 0px 8px 0px 8px;
    overflow-y: hidden;
    transition: all 0.15s cubic-bezier(0, 1, 0, 1);
}

.details-visible {
    padding: 8px;
    max-height: 600px;
    transition: all 0.15s ease-in-out;
}

tr:nth-child(2n + 1) td {
    background-color: #fff;
}