body {
    background-color: #C0C0C0;
    font-family: "Courier New", Courier, monospace;
    margin: 0;
    padding: 20px;
    color: #000080;
    line-height: 1.4;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    background-color: #FFFFFF;
    border: 2px solid #808080;
    box-shadow: 5px 5px 10px rgba(0, 0, 0, 0.3);
    padding: 20px;
}

.header {
    text-align: center;
    border-bottom: 2px solid #000080;
    padding-bottom: 20px;
    margin-bottom: 30px;
}

h1 {
    color: #000080;
    text-transform: uppercase;
    font-size: 24px;
    text-shadow: 2px 2px #C0C0C0;
    margin: 0 0 15px 0;
}

.blink-warning {
    color: #FF0000;
    animation: blink 1s step-end infinite;
    font-weight: bold;
    margin-top: 10px;
}

@keyframes blink {
    50% { opacity: 0; }
}

.section {
    margin: 20px 0;
    padding: 15px;
    border: 1px solid #808080;
    background-color: #FFFFFF;
}

h2 {
    color: #000080;
    font-size: 18px;
    border-bottom: 1px dashed #808080;
    padding-bottom: 5px;
}

ul {
    list-style-type: square;
    color: #000080;
}

li {
    margin: 10px 0;
}

.commands-table {
    width: 100%;
    border-collapse: collapse;
    border: 2px solid #808080;
    margin: 15px 0;
}

.commands-table th {
    background-color: #000080;
    color: #FFFFFF;
    padding: 8px;
    text-align: left;
}

.commands-table td {
    padding: 8px;
    border: 1px solid #808080;
}

.commands-table tr:nth-child(even) {
    background-color: #F0F0F0;
}

.footer {
    text-align: center;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 2px solid #000080;
}

.ascii-art {
    max-width: 200px;
    margin: 20px auto;
    image-rendering: pixelated;
}

.counter {
    font-family: "Digital", "Courier New", monospace;
    background-color: #000000;
    color: #00FF00;
    display: inline-block;
    padding: 5px 10px;
    border: 1px solid #808080;
    margin-top: 10px;
}

/* Beveled borders for that classic 90s look */
.section, .commands-table {
    border-style: solid;
    border-width: 2px;
    border-color: #FFFFFF #808080 #808080 #FFFFFF;
}

/* Links styling */
a {
    color: #0000FF;
    text-decoration: underline;
}


a:hover {
    background-color: #FFFF00;
}

/* Technical sections */
.tech-box {
    background: #000080;
    color: #FFFFFF;
    padding: 10px;
    margin: 15px 0;
    border: 2px solid #FFFFFF;
    font-family: "Lucida Console", Monaco, monospace;
}

.tech-box ul {
    color: #FFFFFF;
    list-style-type: square;
}

.tech-box h3 {
    color: #FFFF00;
    margin-top: 0;
    border-bottom: 1px solid #FFFFFF;
    padding-bottom: 5px;
}

.tech-box pre {
    background: #000000;
    padding: 10px;
    overflow-x: auto;
    color: #00FF00;
    border: 1px solid #FFFFFF;
}

.warning-box {
    background: #FFD700;
    border: 2px solid #FF0000;
    padding: 15px;
    margin: 15px 0;
    color: #FF0000;
    font-weight: bold;
    text-align: center;
}

.hardware-list {
    background: #FFFFFF;
    border: 1px solid #808080;
    padding: 10px;
    margin: 10px 0;
}

.hardware-list dt {
    font-weight: bold;
    color: #000080;
    margin-top: 10px;
}

.hardware-list dd {
    margin-left: 20px;
    color: #000000;
}

.memory-map {
    font-family: "Lucida Console", Monaco, monospace;
    background: #000000;
    color: #00FF00;
    padding: 10px;
    margin: 10px 0;
    border: 1px solid #00FF00;
}

.code-block {
    background: #000000;
    color: #00FF00;
    padding: 10px;
    font-family: "Lucida Console", Monaco, monospace;
    border: 1px solid #808080;
    margin: 10px 0;
    white-space: pre;
    overflow-x: auto;
}

/* Print styles */
@media print {
    body {
        background-color: white;
        color: black;
    }
    
    .tech-box, .memory-map, .code-block {
        border: 1px solid black;
        color: black;
        background: #FFFFFF;
    }

    .warning-box {
        border: 2px solid black;
        background: #FFFFFF;
        color: black;
    }
}