header {
    width: 100dvw;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--black);
    box-shadow: 0 5px 10px rgba(0, 0, 0, .1);
    padding: .5rem 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    z-index: 1000;
}

.header-logo {
    margin-left: 2rem;
}

.menuBlock {
    color: #fff;
}

.menuInput,
.menuLabel {
    display: none;
}

.nav {
    margin-right: 2rem;
    width: 60%;
    display: flex;
    align-items: center;
    justify-content: space-evenly;
}

.navLink {
    text-decoration: none;
    color: #fff;
}

/* responsive1 */
@media (max-width: 1700px) {
   
}

/* responsive2*/
@media (max-width:1500px) {
    
}

/* responsive3 */
@media (max-width:1350px) {  
   
}

/* responsive4 */
@media (max-width:1249px) {
    
}

/* responsive5 */
@media (max-width:1024px) {
   
}

/* responsive6 */
@media (max-width:911px) {  
    
}

/* responsive7 */
@media (max-width:767px) {
    
}

/* responsive8 */
@media (max-width:639px) {
    header {
        position: relative;
    }

    .menuBlock {
        margin-right: 2rem;
    }
    
    .menuLabel {
        display: initial;

    }
    
    .nav {
        width: 100%;
        position: absolute;
        top: 50px;
        left: 0;
        background-color: #000;
        display: none;
        flex-direction: column;
    }
    
    .navLink {
        width: 100%;
        text-align: center;
        padding: .5rem 0;
    }
}

/* responsive9 */
@media (max-width:430px) {
   
}