.header {
    display: flex;
    position: sticky;
    top: 0;
    margin-top: 1rem;
    margin-left: 6rem;
    margin-right: 6rem;
    padding-left: 3rem;
    padding-right: 3rem;
    justify-content: space-between;
    align-items: center;
    z-index: 1;
    background-color: rgba(0, 255, 255, 0.18); 
    backdrop-filter: blur(12px);
    color: white;
    border-radius: 15px;
    height: 50px;
}

.logo {
    font-size: 1.5rem; 
    font-weight: bold; 
    color: #f0f0f0; 
    text-decoration: none; 
    transition: color 0.3s;
}

.navbar {
    display: flex; 
    gap: 2rem;
}

.navbar a {
    color: #f0f0f0;
    text-decoration: none; 
    font-size: 1rem;
    transition: color 0.5s ease, text-shadow 0.5s ease, transform 0.5s ease; 
}

.navbar a:hover {
    color: cyan; 
    transform: scale(1.1); 
    text-shadow: 1px 1px 5px rgba(0, 0, 0, 0.8); 
}

.hamburger {
    display: none;
}
.dropdown-menu{
    display: none;
}

@media (max-width: 768px) {
    .header {
        backdrop-filter: none;
        background-color: transparent; 
        background-color:#0e8d9e;
        padding: 0 1rem;
        margin: 0;
        width: 100%;
        border-radius: 0%;
      
    }

    .navbar {
        display: none; 
    }

    .logo {
        margin-left: 0;
    }

    .hamburger {
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 2rem;
        color: white;
        cursor: pointer; 
    }

   
    .dropdown-menu {
        transition: opacity 0.5s ease, transform 0.5s ease;
        opacity: 0;
        visibility: hidden;
        position: absolute;
        top: 50px;
        height: auto;
        width: 100%;
        background-color: rgba(0, 255, 255, 0.18);
        backdrop-filter: blur(12px);
        color: white;
        text-align: center;
        padding: 1rem 0;
        border-radius: 8px;
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
        pointer-events: none;
    }
    
    .dropdown-menu.show {
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
        right: 0; 
        transform: translateX(0); 
    }
    
    .dropdown-menu a {
        display: block;
        margin: 0;
        padding: 0.5rem 1rem;
        text-decoration: none;
        color: white;
        font-size: 16px;
        transition: background-color 0.3s, transform 0.2s;
    }

    .dropdown-menu a {
        display: block; 
        margin:  0;
        padding: 0.5rem 1rem;
        text-decoration: none; 
        color: white;
        font-size: 16px; 
        transition: background-color 0.3s, transform 0.2s; 
    }

    .dropdown-menu a:hover {
        background-color: rgba(255, 255, 255, 0.2);
        font-size: 17px; 
        color: cyan;
        transform: scale(1.05); 
    }

    .dropdown-menu a.active {
        background-color: rgba(255, 255, 255, 0.3);
        
    }
}