body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    background-color: #f4f4f4;
    color: #333;
}

header {
    background: #2c3e50;
    color: white;
    padding: 2rem;
    text-align: center;
}

.proyectos {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    padding: 2rem;
    max-width: 1000px;
    margin: auto;
}

.proyecto-card {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    text-align: center;
}

.boton {
    display: inline-block;
    margin-top: 1rem;
    padding: 0.5rem 1rem;
    background: #3498db;
    color: white;
    text-decoration: none;
    border-radius: 5px;
}

.boton:hover {
    background: #2980b9;
}