body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f0f0f0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.container {
    background-color: #fff;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    max-width: 600px;
    width: 90%;
    text-align: center;
}

.container img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
}

@media (max-width: 600px) {
    .container {
        padding: 10px;
    }

    .container h1 {
        font-size: 1.5em;
    }
}

/* Estilo general */
body {
    font-family: 'Arial', sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f0f0f0;
    color: #333;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

header {
    background-color: #4a90e2;
    color: white;
    padding: 20px;
    text-align: center;
    width: 100%;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

h1 {
    margin: 0;
}

main {
    padding: 20px;
    width: 90%;
    max-width: 800px;
    background-color: #fff;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    margin-top: 20px;
}

/* Estilo para tarjetas */
.card {
    background-color: #ffffff;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    padding: 20px;
    margin-bottom: 20px;
    text-align: center;
}

.card h2 {
    margin-top: 0;
}

/* Estilo para botones */
.btn {
    background-color: #4a90e2;
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
    transition: background-color 0.3s ease;
}

.btn:hover {
    background-color: #357ab7;
}

/* Estilo para formularios */
.form-section {
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 15px;
}

.label {
    display: block;
    margin-bottom: 5px;
}

.input {
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
}

/* Estilo para tablas */
.table-section {
    margin-bottom: 20px;
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th, .table td {
    border: 1px solid #ddd;
    padding: 10px;
    text-align: left;
}

.table th {
    background-color: #4a90e2;
    color: white;
}

.table tbody tr:nth-child(even) {
    background-color: #f9f9f9;
}