body {
    margin: 0;
    font-family: Roboto, -apple-system, BlinkMacSystemFont, Segoe UI, Oxygen, Ubuntu, Cantarell, Fira Sans, Droid Sans, Helvetica Neue, sans-serif;
    font-size: 14px;
    line-height: 1.5;
    color: #333;
    background-image: url(/pattern.png);
}

h1,
h2,
h3,
h4,
h5,
h6 {
    margin: 0 0 0.5em 0;
    font-weight: 600;
    line-height: 1.2;
}

h1 {
    font-size: 1.8em;
}

.header-img {
    width: calc(100% + 64px);
    margin: 0 -32px;
    display: block;
}

.form-group {
    display: grid;
    margin-bottom: 8px;
}

.form-group>input[type="text"],
.form-group>input[type="password"] {
    border: 1px solid #aaaaaa;
    padding: 4px;
    border-radius: 3px;
}

button {
    background: #8494A4;
    color: white;
    border: 1px solid #8494A4;
    border-radius: 3px;
    padding: 8px 12px;
    font-size: 1.0rem;
}

button>* {
    color: white;
    text-decoration: none;
}

.page-header {
    grid-column: 1 / -1;
}

@media (min-width: 400px) {
    body {
        font-size: 16px;
    }
}