/* General Styling */
body {
    font-family: 'Times New Roman', Times, serif;
    line-height: 1.8;
    margin: 0;
    padding: 0;
    background-color: #eef5f9;
    color: #222;
}

h2, h4 {
    color: #000000;
}

h2 {
    text-align: center;
    margin: 20px 0;
    font-size: 2rem;
}

h4 {
    margin-top: 30px;
    margin-bottom: 15px;
    font-size: 1.5rem;
    border-bottom: 3px solid #5dade2;
    padding-bottom: 8px;
}

pre {
    background-color: #d6eaf8;
    padding: 20px;
    border: 1px solid #aed6f1;
    border-radius: 10px;
    font-family: 'Courier New', Courier, monospace;
    font-size: 1rem;
    overflow-x: auto;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

/* Table Styling */
table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    background-color: #fff;
    border-radius: 5px;
    overflow: hidden;
}

thead {
    background-color: #5dade2;
    color: #fff;
}

thead th {
    padding: 12px;
    text-align: left;
    font-size: 1.1rem;
}

tbody tr:nth-child(even) {
    background-color: #f4f6f7;
}

tbody tr:nth-child(odd) {
    background-color: #ebf5fb;
}

td, th {
    padding: 12px;
    border: 1px solid #d6dbdf;
    text-align: left;
    font-size: 1rem;
}

/* Image Styling */
img {
    max-width: 90%;
    height: auto;
    display: block;
    margin: 20px auto;
    border: 2px solid #5dade2;
    border-radius: 8px;
}

/* Specific Styling */
pre b {
    color: #1a5276;
    font-weight: bold;
}

pre br {
    display: block;
    margin-bottom: 10px;
    content: '';
}

/* Flowchart Symbols Table */
table th, table td {
    text-align: center;
}

table td {
    font-size: 1rem;
}

/* Highlighting Algorithm List */
pre ul, pre ol {
    margin: 0;
    padding-left: 20px;
    font-size: 1rem;
}

/* Footer */
footer {
    text-align: center;
    padding: 15px;
    background-color: #1a5276;
    color: #fff;
    margin-top: 30px;
    font-size: 0.9rem;
}