#header,
#footer {
    z-index: 2;
    position: fixed;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 64px;
    white-space: nowrap;
    background-color: var(--mono-7f);
    box-shadow: 0 0 12px 0 rgba(0, 0, 0, 0.25);
}
#header {
    top: 0;
}
#footer {
    bottom: 0;
}
#header > .desktop,
#footer > .desktop {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    max-width: calc(720px - 16px);
    padding: 0 8px;
}
#header > .desktop > .links,
#footer > .desktop > .links {
    display: flex;
    justify-content: space-evenly;
    margin: 0 -2px;
}
#header > .desktop > .links > .link,
#footer > .desktop > .links > .link {
    user-select: none;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 80px;
    margin: 0 2px;
    padding: 2px;
    font-weight: 500;
    border-radius: 4px;
    border-bottom: none;
    color: var(--gold-5f);
    background-color: var(--mono-5f);
    text-shadow: 0 0 4px var(--mono-3f);
    transition: 0.1s;
}
#header > .desktop > .links > .link:hover,
#footer > .desktop > .links > .link:hover {
    background-color: var(--mono-3f);
    transition: 0.1s;
}
@media screen and (max-width: 719px) {
    #header > .desktop > .links > .desktop,
    #footer > .desktop > .links > .desktop,
    #header > .desktop > .links > .desktop:hover,
    #footer > .desktop > .links > .desktop:hover {
        margin: 0;
        padding: 0;
        pointer-events: none;
        width: 0;
        color: transparent;
        text-shadow: none;
        transition: 0.1s;
    }
}
@media screen and (min-width: 720px) {
    #header > .desktop > .links > .mobile,
    #footer > .desktop > .links > .mobile,
    #header > .desktop > .links > .mobile:hover,
    #footer > .desktop > .links > .mobile:hover {
        margin: 0;
        padding: 0;
        pointer-events: none;
        width: 0;
        color: transparent;
        text-shadow: none;
        transition: 0.1s;
    }
}
#header > .desktop > .links > .link > .icon,
#footer > .desktop > .links > .link > .icon {
    width: 24px;
    text-align: center;
    font-size: 24px;
    transition: 0.1s;
}
#header > .desktop > .links > .link > .text,
#footer > .desktop > .links > .link > .text {
    width: 80px;
    text-align: center;
    font-size: 12px;
    transition: 0.1s;
}
@media screen and (max-width: 719px) {
    #header > .desktop > .links > .desktop > .icon,
    #footer > .desktop > .links > .desktop > .icon,
    #header > .desktop > .links > .desktop > .text,
    #footer > .desktop > .links > .desktop > .text {
        width: 0;
        color: transparent;
        transition: 0.1s;
    }
}
@media screen and (min-width: 720px) {
    #header > .desktop > .links > .mobile > .icon,
    #footer > .desktop > .links > .mobile > .icon,
    #header > .desktop > .links > .mobile > .text,
    #footer > .desktop > .links > .mobile > .text {
        width: 0;
        color: transparent;
        transition: 0.1s;
    }
}
#header > .mobile,
#footer > .mobile {
    position: absolute;
    width: 240px;
    transition: 0.1s;
}
#header > .mobile {
    top: 64px;
    right: 0;
}
#footer > .mobile {
    bottom: 64px;
    left: 0;
}
@media screen and (min-width: 720px) {
    #header > .mobile,
    #footer > .mobile {
        pointer-events: none;
        opacity: 0;
        transition: 0.1s;
    }
}
#header > .mobile > .links,
#footer > .mobile > .links {
    height: 100%;
    margin: 0 8px;
    transition: 0.1s;
}
#header > .mobile > .links.isClose,
#footer > .mobile > .links.isClose {
    height: 0;
    transition: 0.1s;
}
#header > .mobile > .links > .link,
#footer > .mobile > .links > .link {
    height: 100%;
    margin: 4px 0;
    padding: 8px 0;
}
#header > .mobile > .links > .link {
    justify-content: right;
}
#footer > .mobile > .links > .link {
    justify-content: left;
}
#header > .mobile > .links.isClose > .link,
#footer > .mobile > .links.isClose > .link {
    pointer-events: none;
    height: 0;
    margin: 0;
    padding: 0;
    border: solid 1px transparent;
    color: transparent;
    background-color: transparent;
    text-shadow: 0 0 0 transparent;
    box-shadow: 0 0 0 transparent;
    transition: 0.1s;
}
#header > .mobile > .links > .link > .icon,
#footer > .mobile > .links > .link > .icon {
    width: 80px;
    height: 100%;
    text-align: center;
    transition: 0.1s;
}
#header > .mobile > .links.isClose > .link > .icon,
#footer > .mobile > .links.isClose > .link > .icon {
    height: 0;
    color: transparent;
    transition: 0.1s;
}
#header > .mobile > .links > .link > .text,
#footer > .mobile > .links > .link > .text {
    height: 100%;
    transition: 0.1s;
}
#header > .mobile > .links.isClose > .link > .text,
#footer > .mobile > .links.isClose > .link > .text {
    height: 0;
    color: transparent;
    transition: 0.1s;
}

#header > .desktop > .title {
    display: flex;
    justify-content: center;
    align-items: center;
}
#header > .desktop > .title > .icon > img {
    width: 64px;
    height: 64px;
    margin-right: 4px;
}
#header > .desktop > .title > .text {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    font-weight: 500;
}
#header > .desktop > .title > .text > .main {
    font-size: 24px;
}
#header > .desktop > .title > .text > .sub {
    font-size: 12px;
}
#footer > .desktop  > .copyright {
    text-align: right;
}