body {
    font-family: Arial, sans-serif;
    margin: 1in;
    line-height: 1.6;
    color: #333;
    background: #fff;
}

header {
    margin-bottom: 2em;
    padding-bottom: 1em;
    border-bottom: 4px solid #0073b7; /* Professional AWS blue */
}

h1 {
    font-size: 2.8em;
    color: #232f3e; /* Dark AWS blue */
    margin: 0;
    text-align: left;
}

header p {
    margin: 0.5em 0;
    font-size: 1.1em;
}

h2 {
    font-size: 1.6em;
    color: #232f3e;
    border-bottom: 2px solid #0073b7; /* Matching blue underline */
    padding-bottom: 0.4em;
    margin-top: 1.8em;
}

ul {
    margin-left: 1.5em;
}

@media print {
    body { margin: 0.5in; }
}