header {
    display: flex;
    flex-wrap: wrap;
    flex-direction: row;
    align-content: center;
    justify-content: space-between;
    align-items: center;
    color: white;
    font-weight: 500;
}

#header_right,
#header_left {
    width: 3.125rem;
}

#header_center {
    flex: 1 1 0;
}