header{
    position: sticky;
    z-index: 1;
    padding: 0px var(--padding-sides);
    top: 0;
    background-color: var(--primary-color);
}

.transparent-header{
    opacity: 0.89;
}

.transparent-header:hover {
    opacity: 1;
    transition: ease 0.7s;
}

nav{
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px 0px;
}

.nav-content-left a{
    font-size: 25px;
    font-weight: 200;
    text-decoration: none;
    color: var(--trinary-color);
    transition: all .5s ease-in-out;
}

#nav-list{
    display: flex;
    list-style: none;
}

#nav-list li{
    padding: 0px 5px;
}

#nav-list li button{
    font-size: 17px;
    padding: 8px;
    background-color: var(--primary-color);
    border: none;
    border-radius: 3px;
    cursor: pointer;
}
#nav-list li button a{
    text-decoration: none;
    color: var(--secondary-color);
    transition: all.5s ease-in-out;
}

#nav-list li button:hover a{
    color: var(--trinary-color);
}

#open-menu{
    display: none;
}

#close-menu{
    display: none;
    float: inline-end;
}

.nav-list-toggle-btn{
    font-size: 15px;
    padding: 8px;
    background-color: var(--primary-color);
    color: var(--secondary-color);
    border: none;
    border-radius: 3px;
    cursor: pointer;    
}