/* Reset básico */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Configuración del body */
body {
    font-family: 'Arial', sans-serif;
    background-color: #f5f5f5;
    color: #333;
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Contenedor principal */
.container {
    background: white;
    padding: 3rem;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    text-align: center;
    max-width: 500px;
    width: 90%;
}

/* Título principal */
h1 {
    font-size: 2.5rem;
    color: #2c3e50;
    margin-bottom: 1.5rem;
    font-weight: 300;
}

/* Párrafos */
p {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: #555;
}

/* Número de estudiante */
.student-number {
    color: #3498db;
    font-weight: 500;
}

/* Grupo */
.group {
    color: #e74c3c;
}

.group strong {
    font-weight: 700;
}

/* Responsive */
@media (max-width: 600px) {
    .container {
        padding: 2rem;
        margin: 1rem;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    p {
        font-size: 1.1rem;
    }
}