.fi{background-size:contain;background-position:50%;background-repeat:no-repeat;position:relative;display:inline-block;width:1.333333em;line-height:1em}
.fi-fr{background-image:url(../flags/4x3/fr.svg)}
.fi-gb{background-image:url(../flags/4x3/gb.svg)}
.fi-rw{background-image:url(../flags/4x3/rw.svg)}