body {
    font-family: sans-serif;
}

a:link,
a:visited {
    color: #555;
    text-decoration: none;
}

a:hover,
a:active {
    text-decoration: underline;
}

.grid {
    display: grid;
    grid-template-columns: 20% 70% 10%;
    grid-template-areas:
    "header header header"
        "nav    main   sidebar"
        "footer footer footer";
    margin: auto;
    max-width: 70%;
    border-top: 1px solid #ccc;
}

nav {
    grid-area: nav;
}

main {
    grid-area: main;
}

aside {
    grid-area: sidebar;
}

header, footer, main, nav, aside {
    border-bottom: 1px solid #ccc;
    padding: .2rem 1rem .2rem 1rem;
}

header {
    grid-area: header;
    display: grid;
    grid-template-columns: 20% 80%;
    align-items: center;
    border-left: 1rem solid #ccc;
}

.app-title {
    grid-column: 1;
    font-size: 1.5rem;
}

.app-title__hello {
    font-size: 1rem;
    margin-left: 1rem;
    font-weight: normal;
    font-style: italic;
}

.header-content {
    grid-column: 2;
}

.header-content__link {
    display: inline-block;
    padding: .2rem .5rem;
}

footer {
    grid-area: footer;
}

form {
    display: grid;
    grid-template-columns: 30% 70%;
    grid-auto-flow: row;
}

form label,
form input,
form select,
form textarea,
form section.flash {
    margin-bottom: .7rem;
    padding: .2rem .5rem;
}

form section.flash {
    grid-column: 1/3;
    border: 1px solid #ccc;
    border-left-width: 1rem;
    padding: .7rem;
}

form label {
    grid-column: 1;
}

form input,
form select {
    grid-column: 2;
}