.login-container {
    max-width: 400px;
    margin: 50px auto;
    padding: 30px;
    background: #f7f7f7;
    border-radius: 10px;
}

.login-container input,
.login-container button {
    width: 100%;
    padding: 12px;
    margin-bottom: 15px;
}

.login-container button {
    background-color: #3498db;
    color: white;
    border: none;
    cursor: pointer;
}

.dashboard-container {
    max-width: 1000px;
    margin: 30px auto;
    padding: 20px;
    background: #fff;
    border-radius: 15px;
}

.dashboard-container h1 {
    font-size: 2em;
    margin-bottom: 20px;
}

.logout-btn {
    display: inline-block;
    background-color: #e74c3c;
    color: #fff;
    padding: 10px 20px;
    text-decoration: none;
    border-radius: 8px;
}

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

.courses li {
    background: #f2f2f2;
    margin-bottom: 10px;
    padding: 15px;
    border-radius: 8px;
}

.courses li a {
    text-decoration: none;
    color: #333;
    font-weight: bold;
}

.modo-maraton {
    max-width: 800px;
    margin: 50px auto;
}
.modo-maraton .btn, .modo-maraton button {
    padding: 15px 30px;
    background-color: #3498db;
    color: white;
    text-decoration: none;
    border-radius: 10px;
    font-size: 18px;
}
.modo-maraton .pregunta {
    margin-top: 30px;
}



@media print {
    body * {
        display: none !important;
    }
}