header {
    width: 96vw;
    height: 5vh;
    background-color: var(--accent-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-left: 2vw;
    padding-right: 2vw;
    flex-direction: row;
    position: sticky;
    top: 0;
    z-index: 999;
}

header #header-title {
    display: none;
}

header .header-link {
    display: inline-flex;
    flex-direction: row;
    margin-right: 1vw;
    font-weight: 300;
    height: 4vh;
    margin-top: 2.5vh;
    align-items: center;
    border-bottom: 5px solid transparent;
    transition: 0.2s ease;
    font-size: 1.8vh;
}

header .header-link:hover {
    border-bottom: 5px solid rgba(255, 255, 255, 0.5);
    font-weight: bold;
    
}

header .active {
    border-bottom: 5px solid var(--text-color);
    font-weight: bold;
}

/*
header .header-theme-icon {
    margin-left: 60vw;
    padding: 0.5vw 0.5vw 0.5vw 0.5vw;
    border-radius: 1vw;
    transition: 0.2s ease;
}
*/

header .header-theme-icon:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

@media only screen and (min-width: 768px) {
header {
    width: 100vw;
    height: 5vh;
    background-color: var(--accent-color);
    display: flex;
    align-items: center;
    padding-left: 1vw;
    padding-right: 1vw;
    flex-direction: row;
    position: sticky;
    top: 0;
    z-index: 999;
    justify-content: left;
}

header #header-title {
    font-weight: 500;
    margin-right: 5vw;
    font-size: 1vw;
    display: block;
}

header .header-link {
    display: inline-flex;
    flex-direction: row;
    margin-right: 1vw;
    font-weight: 300;
    height: 4vh;
    margin-top: 2vh;
    align-items: center;
    border-bottom: 5px solid transparent;
    transition: 0.2s ease;
    font-size: 0.8vw;
}

header .header-link:hover {
    border-bottom: 5px solid rgba(255, 255, 255, 0.5);
    font-weight: bold;
}

header .active {
    border-bottom: 5px solid var(--text-color);
    font-weight: bold;
}

/*
header .header-theme-icon {
    margin-left: 60vw;
    padding: 0.5vw 0.5vw 0.5vw 0.5vw;
    border-radius: 1vw;
    transition: 0.2s ease;
}
*/

header .header-theme-icon:hover {
    background-color: rgba(255, 255, 255, 0.1);
}
}