.document .topArrow,
.document .bottomArrow,
.document .leftArrow,
.document .rightArrow {
    content: "";
    display: inline-block;
    width: 0;
    height: 0;
    margin: 0 8px;
    vertical-align: middle;
}
.document .topArrow {
    border-top: solid 6px var(--use);
    border-left: solid 6px transparent;
    border-right: solid 6px transparent;
}
.document .bottomArrow {
    border-bottom: solid 6px var(--use);
    border-left: solid 6px transparent;
    border-right: solid 6px transparent;
}
.document .leftArrow {
    border-top: solid 6px transparent;
    border-bottom: solid 6px transparent;
    border-right: solid 6px var(--use);
}
.document .rightArrow {
    border-top: solid 6px transparent;
    border-bottom: solid 6px transparent;
    border-left: solid 6px var(--use);
}