body {
        font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        background-color: #f9f9f9;
        margin: 20px;
        color: #333;
    }

    h1 {
        color: #c1030a; /* Rojo Univalle */
        margin-bottom: 0;
    }

    h2 {
        color: #333;
        margin: 10px 0;
        font-size: 18px;
    }

    ol {
        padding-left: 20px;
    }

    .container {
        display: flex;
        gap: 20px;
        margin-top: 20px;
    }

    table {
        border-collapse: collapse;
        table-layout: fixed;
        background-color: white;
        border: 1px solid #ccc;
        margin-top: 1px;
    }

    th, td {
        border: 1px solid #ccc;
        padding: 5px;
        font-size: 14px;
        text-align: left;
        vertical-align: middle;
    }

    th {
        background-color: #c1030a; /* Rojo Univalle */
        color: white;
        text-align: center;
        font-weight: bold;
    }

    .sub-header {
        background-color: #0066cc;
        color: white;
        font-weight: bold;
        text-align: center;
    }

    .checkbox-center {
        text-align: center;
    }

    .form-title {
        background-color: #c1030a; /* Rojo Univalle */
        color: white;
        padding: 12px 0;
        text-align: center;
        font-size: 22px;
        font-weight: bold;
        border-radius: 5px;
        margin-bottom: 20px;
    }

    .instructions {
        background-color: #f1f1f1;
        padding: 15px;
        border-left: 5px solid #c1030a;
        border-radius: 5px;
        margin: 20px 0;
    }

    .instructions ol {
        margin-top: 10px;
    }

    input[type="text"],
    input[type="number"],
    input[type="email"],
    select {
        width: 100%;
        padding: 6px 8px;
        font-size: 14px;
        border: 1px solid #ccc;
        border-radius: 4px;
        box-sizing: border-box;
    }

    input[type="radio"] {
        margin-right: 6px;
    }

    button[type="submit"] {
        background-color: #c1030a;
        color: white;
        border: none;
        padding: 12px 24px;
        font-size: 16px;
        border-radius: 4px;
        cursor: pointer;
        transition: background-color 0.3s ease;
    }

    button[type="submit"]:hover {
        background-color: #c1030a;
    }

    .num {
        width: 50px;
        text-align: center;
    }

    .seccion-datos th {
        background-color: #4e4242; /* Gris claro */
        border: 1px solid #ccc;
        padding: 5px;
        font-size: 14px;
        text-align: center;
        vertical-align: middle;

    }
    .mensaje-error {
        display: block;
        margin-top: 4px;
    }
    .tabla-centrada {
        border-collapse: collapse;
        width: 80%;
        margin: 30px auto;
        font-family: Arial, sans-serif;
        font-size: 16px;
        box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    }

    /* Estilo de encabezado */
    .tabla-centrada th {
        color: white;
        text-align: center;
        padding: 12px;
        font-size: 18px;
    }

    /* Estilo de celdas */
    .tabla-centrada td {
        padding: 10px;
        border: 1px solid #ccc;
        text-align: left;
    }

    /* Resaltar filas destacadas (área más afín) */
    .tabla-centrada .destacado {
        background-color: #e0f9d7;
        font-weight: bold;
        color: #1a4d1a;
    }

    /* Estilo alternativo para filas */
    .tabla-centrada tr:nth-child(even):not(.destacado) {
        background-color: #f9f9f9;
    }
    a {
        color: red;
        text-decoration: none;
    }
    .alert-success {
        background-color: #e6ffed;
        border: 1px solid #3c763d;
        color: #2b542c;
        padding: 10px;
        margin-bottom: 10px;
        border-radius: 4px;
        width: 25%;
    }

    .alert-error {
        background-color: #fdecea;
        border: 1px solid #a94442;
        color: #a94442;
        padding: 10px;
        margin-bottom: 10px;
        border-radius: 4px;
        width: 25%;
    }