body {
    font-family: Arial, sans-serif;
    background-color: #f0f0f0;
    color: #333;
    text-align: center;
    background-image: url('fondo23.jpg');
    background-size: cover; 
    background-position: center; 
    background-repeat: no-repeat;
    height: 100vh; /* Ocupa toda la altura de la ventana */
    margin: 0; /* Elimina el margen por defecto */
    display: flex; /* Para centrar contenido si es necesario */
    justify-content: center; /* Centra horizontalmente */
    align-items: center;
}

.container {
    max-width: 600px;
    margin: 0 auto;
    padding: 20px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

h1 {
    color: #7e3ce7;
}

button {
    padding: 10px 20px;
    background-color: #7e3ce7;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    margin-top: 20px;
}

button:hover {
    background-color: #7e3ce7;
}

.option {
    padding: 10px;
    margin: 5px;
    background-color: #e7e7e7;
    border-radius: 5px;
    cursor: pointer;
}

.option:hover {
    background-color: #d4d4d4;
}

#feedback {
    margin-top: 10px;
    font-weight: bold;
}

a{
    text-decoration: none;
    color: #e7e7e7;
}

.correct {
    color: green;
    font-weight: bold;
}

.incorrect {
    color: red;
    font-weight: bold;
}

.option {
    padding: 10px;
    margin: 5px;
    background-color: #e7e7e7;
    border-radius: 5px;
    cursor: pointer;
}

.option:hover {
    background-color: #d4d4d4;
}

.option-correct {
    background-color: #4CAF50; /* Verde */
    color: white;
}

.option-incorrect {
    background-color: #F44336; /* Rojo */
    color: white;
}