header {
    background-color: #fff;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
}

.logo img {
    height: 100px;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 2rem;
    margin: 0;
    padding: 0;
}

nav a {
    text-decoration: none;
    cursor: pointer;
}

nav a:hover {
    color: #00d420;
}

nav a.active {
    color: #00d420;
    border-bottom-color: #00d420;
}

/* Global link and button cursor */
a {
    cursor: pointer;
}

button {
    cursor: pointer;
}