/*cat: bt: icons*/
.bt.return {
	background-image: url(../im/nv_arrow-b-return.svg);
}
.bt.accessmap,
.bt.locate {
	background-image: url(../im/mrk_locate-white.svg);
}
.bt.phone {
	background-image: url(../im/mrk_call-wh.svg);
}
.bt.anker {
	background-image: url(../im/mrk_move-v-wh.svg);
}