:root {
    --primary-color: white;
    --secondary-color: navy;
    --background-color: silver;
    --border-color: black;
}

nav {
    text-align: center;
    color: var(--primary-color);
    margin-bottom: 20px;
    background-color: var(--background-color);
    padding: 20px;
    border: 3px solid var(--border-color);
    box-shadow: 5px 5px var(--border-color);
}

nav ul {
    margin: 0;
    padding: 0;
}

nav ul li {
    display: inline-block;
    margin-right: 20px;
    padding: 5px;
}

.navbar {
    width: 90%;
    text-align: center;
    padding: 10px 0;
    position: relative;
    top: 0;
    left: 0;
    z-index: 1000;
    margin: 0 auto;
    max-width: 600px;
    display: flex;
    justify-content: center;
}

.menu-container {
    display: inline-block;
    position: relative;
    cursor: pointer;
    color: var(--secondary-color);
    font-size: 18px;
    text-shadow: 0 0 0 var(--secondary-color);
    padding: 10px 20px;
    text-align: center;
    width: 100%;
    box-sizing: border-box;
}

.navbar:active:not(.active) {
    box-shadow: 1px 1px 0 var(--border-color);
    transform: translateY(2px);
}

.arrow {
    font-size: 14px;
    margin-top: -3px;
}

.menu-container.active .dropdown {
    display: block;
}

@media (min-width: 768px) {
    .menu-container.active .dropdown {
        display: grid;
    }
}

.menu-title {
    display: inline-block;
    vertical-align: middle;
    margin-right: 5px;
}

.arrow {
    display: inline-block;
    vertical-align: middle;
    font-size: 14px;
    margin-left: 5px;
    transition: transform 0.2s ease;
}

.menu-container.active .arrow {
    transform: rotate(180deg);
}

.menu-container:hover {
    color: var(--primary-color);
}

.dropdown {
    display: none;
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--background-color);
    list-style: none;
    padding: 0;
    margin: 10px 0 0 0;
    width: 200px;
    border: 3px solid var(--border-color);
    box-shadow: 5px 5px var(--border-color);
    z-index: 1000;
    text-align: center;
    border-collapse: collapse;
}

.dropdown {
    width: 250px;
}

/* Keep the active state for mobile */
.menu-container.active .dropdown {
    display: block;
}


.dropdown li {
    width: 100%;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    border-top: 3px solid var(--border-color);
    border-collapse: collapse;
}

.dropdown li a {
    padding: 12px 15px;
    color: var(--secondary-color);
    text-decoration: none;
    text-shadow: 0 0 0 var(--secondary-color);
    transition: all 0.2s ease;
    text-align: center;
    width: 100%;
    box-sizing: border-box;
    display: block;
}

.dropdown li a:hover {
    color: var(--primary-color);
}