.cr-triangle-right-B{background:url("/xlib/icons/md/cr-triangle-B.png");background-size:2vw;height:2vw;width:2vw;display:inline-block;}
.cr-triangle-right-W{background:url("xlib/icons/md/cr-triangle-W.png");background-size:2vw;height:2vw;width:2vw;display:inline-block;}
.cr-90{rotate:90deg;}
.cr-180{rotate:180deg;}
.cr-270{rotate:270deg;}