body {
    font-family: Arial, sans-serif;
    max-width: 600px;
    margin: 50px auto;
    padding: 20px;
    background-color: #f5f5f5;
}
.export-container {
    background: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}
h1 {
    color: #2c3e50;
    text-align: center;
}
.form-group {
    margin-bottom: 20px;
}
label {
    display: block;
    margin-bottom: 8px;
    font-weight: bold;
}
select {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
}
button {
    background-color: #3498db;
    color: white;
    border: none;
    padding: 12px 20px;
    font-size: 16px;
    border-radius: 4px;
    cursor: pointer;
    width: 100%;
    transition: background-color 0.3s;
}
button:hover {
    background-color: #2980b9;
}
.error {
    color: #e74c3c;
    margin-top: 20px;
    text-align: center;
}

.salir-container {
    margin-top: 20px;
    text-align: center;
}

/* Botón de salir */
.salir-btn {
    display: inline-block;
    padding: 10px 20px;
    background: rgba(220, 53, 69, 0.8); /* Fondo rojo con transparencia */
    color: #fff; /* Color del texto */
    text-decoration: none;
    border-radius: 5px;
    font-size: 16px;
    transition: background 0.3s ease;
}

.salir-btn:hover {
    background: rgba(214, 66, 21, 0.8); /* Fondo rojo más oscuro al pasar el mouse */
}