body {
    font-family: Arial, sans-serif;
    background-color: #f4f6f8;
    margin: 0;
    padding: 0;
    color: #333;
}

/* Header and Navigation */
#r04_menu {
    background-color: #1C6EA4;
    padding: 1rem 0;
    margin-bottom: 1.5rem;
}

#r04_menu ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
    text-align: center;
}

#r04_menu li {
    display: inline-block;
    margin: 0 1rem;
}

.r04_m {
    color: #fff;
    text-decoration: none;
    font-weight: bold;
    padding: 8px 16px;
    border-radius: 4px;
    transition: background-color 0.3s;
}

.r04_m:hover {
    background-color: #145b8d;
}

/* General Container */
.container {
    width: 90%;
    max-width: 1200px;
    margin: auto;
    padding: 1rem;
    background-color: #ffffff;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

/* Tables */
.table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
    font-size: 1rem;
}

.table th, .table td {
    padding: 12px 15px;
    border: 1px solid #ddd;
    text-align: left;
}

.table th {
    background-color: #1C6EA4;
    color: #ffffff;
}

.table tbody tr:nth-child(even) {
    background-color: #f2f2f2;
}

.table tbody tr:hover {
    background-color: #ddd;
}

/* Buttons */
.button {
    background-color: #1C6EA4;
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.button:hover {
    background-color: #145b8d;
}