body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    margin: 0;
    padding: 0;
}

a {
    text-decoration: none;
    color: #0073aa;
}

a:hover {
    color: #005177;
}

article {
    margin: 40px auto;
    min-height: calc(100vh - 240px);
    padding: 20px;
    text-align: center;
}

.logo-header {
    padding: 20px 0;
    background: linear-gradient(to bottom, #007fa5, #00446e);
}

header .logo-box {
    width: 100%;
    height: 100%;
    max-width: 120px;
    display: block;
}

header .logo-box img {
    width: 100%;
    height: 100%;
}