*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    max-width: 900px;
    margin: 40px auto;
    padding: 20px;
}

a {
    display: inline-block;
    padding: 12px 20px;
    text-decoration: none;
    border-radius: 6px;
    background: #023274;
    color: white;
}