body {
    font-family: 'Poppins', sans-serif;
    display: flex;
    height: 100vh;
    margin: 0;
    background: linear-gradient(to bottom, #e3efff, #c9dff7);
    justify-content: flex-start; 
    align-items: flex-start; 
    flex-direction: column; 
}

.menu {
    width: 250px;
    background: white;
    padding: 20px;
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
    text-align: center;
    border-right: 3px solid #007bff;
    height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
}

.menu h2 {
    background: #007bff;
    color: white;
    padding: 10px;
    margin: 0 -20px 10px -20px;
}

.menu ul {
    list-style: none;
    padding: 0;
}

.menu ul li {
    margin: 10px 0;
}

.menu ul li a {
    text-decoration: none;
    font-weight: 600;
    color: #0056b3;
    display: block;
    padding: 10px;
    background: #f8f9fa;
    border-radius: 5px;
    transition: 0.3s;
}

.menu ul li a:hover {
    background: #007bff;
    color: white;
}

.contenido {
    margin-left: 700px;
    text-align: center; 
    color: #333;
    padding: 20px;
    margin-top: 30px;
}

h1 {
    font-size: 2em;
    margin-bottom: 10px;
    color: #007bff;
}

p {
    font-size: 1.2em;
    color: #555;
}