.page-header {
    text-align: center;
    margin: 18px;
}

.full-width {
    min-width: 1100px;
    max-width: 100%;
}

.half-width {
    min-width: 570px;
}

.section {
    border: #eaeaea solid 1px;
    padding: 18px;
}

.plot-container {
    margin: 24px;
    text-align: center;
}

.warning-header {
    border: 3px solid #f00;
}