header {
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    height: 100px;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: height .3s;
    z-index: 98;
}

nav {
    width: 1200px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

nav label {
    display: none;
}

nav ul {
    display: flex;
    gap: 4rem;
}

nav ul li a {
    color: rgba(255, 255, 255, .7);
    font-size: 16px;
}

nav ul li a:hover {
    color: #fff;
}

.Fixed {
    position: fixed;
    top: 0;
    height: 80px;
    backdrop-filter: blur(10px);
    background-color: rgba(255, 255, 255, .05);
    box-shadow: 0 3px 15px rgba(0, 0, 0, .15);
}

.logo {
    width: 130px;
    padding-top: 4px;
}



/*==================================================*/
@media (max-width: 1250px) {
    nav {
        width: 100%;
        padding: 0 20px;
    }
}


@media (max-width: 768px) {
    nav ul {
        display: none;
    }
}


@media (max-width: 550px) {
    header {
        height: 80px;
    }
    
    .Fixed {
        height: 65px;
    }
    
    .logo {
        width: 92px;
    }
}