body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #eef4fb;
    color: #222;
}

a {
    color: #96eaff;
}

a:hover {
    color: white;
}

header {
    background-color: #1e3a8a;
    color: white;
    padding: 40px 20px;
    text-align: center;
}

header h1 {
    margin: 0;
    font-size: 2.2em;
}

main {
    max-width: 900px;
    margin: 30px auto;
    padding: 0 20px;
}

.content {
    margin-bottom: 40px;
}

h2 {
    color: #1e40af;
    border-bottom: 2px solid #93c5fd;
    padding-bottom: 8px;
}

h3 {
    color: #111827;
    margin-top: 30px;
}

table,
th,
td,
tr {
    color: #111827;
    border: 1px solid black;
    justify-content: center;
    text-align: center;
    padding: 10px;
    border-collapse: collapse;
}

.video-container {
    display: flex;
    justify-content: center;
    margin: 30px 0;
}

.code-block {
    background-color: #f5f5f5;
    border: 1px solid #ddd;
    border-radius: 4px;
    padding: 10px;
    margin: 15px 0;
    overflow: auto;
    position: relative;
}

.code-block code {
    display: block;
    font-family: monospace;
    white-space: pre;
}

.copy-button {
    position: absolute;
    top: 5px;
    right: 5px;
    background-color: #96eaff;
    color: black;
    border: none;
    border-radius: 4px;
    padding: 5px 10px;
    font-size: 12px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.copy-button:hover {
    background-color: white;
}

.copy-button:active {
    background-color: #00aeff;
}

.figure {
    display: flex;
    max-width: 100%;
    margin: 20px 0;
    border: 2px solid #ccc;
    border-radius: 8px;
    background-color: white;
    justify-content: center
}

.figure-container {
    display: flex;
    justify-content: center;
    color: transparent;
}

.caption {
    font-size: 0.95em;
    color: #555;
    text-align: center;
    margin-top: -10px;
}

footer {
    background-color: #1f2937;
    color: #d1d5db;
    text-align: center;
    padding: 20px;
    font-size: 0.95em;
}