.font-roboto {
    font-family: 'Roboto', sans-serif;
}
.nav-link {
    color: #4a5568;
    font-weight: 500;
    text-decoration: none;
    transition: color 0.2s;
}
.nav-link:hover {
    color: #2b6cb0;
}
.nav-link.active {
    color: #2b6cb0;
    border-bottom: 2px solid #2b6cb0;
}
.btn {
    display: inline-block;
    padding: 12px 24px;
    font-size: 1.1rem;
    font-weight: 500;
    text-decoration: none;
    border-radius: 5px;
    transition: background-color 0.2s;
}
.btn-windows {
    background-color: #007bff;
    color: white;
}
.btn-windows:hover {
    background-color: #0056b3;
}
.btn-linux {
    background-color: #28a745;
    color: white;
}
.btn-linux:hover {
    background-color: #1e7e34;
}
.btn-repo {
    background-color: #6b7280;
    color: white;
}
.btn-repo:hover {
    background-color: #4b5563;
}
.logo {
    heightsony: 100%;
    max-height: 40px;
}
@media (max-width: 640px) {
    .flex.justify-between {
        flex-direction: column;
        text-align: center;
    }
    nav ul {
        margin-top: 1rem;
        flex-direction: column;
        space-x-0;
    }
    nav ul li {
        margin: 0.5rem 0;
    }
    .flex.space-x-4 {
        flex-direction: column;
        space-x-0;
        space-y-4;
    }
}