.track_icon, .gdc_track_icon, .topic_icon, .gdc_topic_icon  {
    border:0;
    width:20px;
    height:20px;
    margin-right:2px;
    background: url("/layouts/422/img/gdc24-sprite.png") no-repeat;
    display:inline-block;
    vertical-align: middle;
    background-size: 280px 18px;
}

.format_icon {
    display: none;
}

.sb5-topic .topic_icon {
    margin: 0 5px;
}

.icon_track_advocacy,
.icon_topic_advocacy {
    background-position: 0 0;
}

.icon_track_audio,
.icon_topic_audio {
    background-position: -19px 0;
}

.icon_track_game_career_development,
.icon_topic_game_career_development {
    background-position: -120px 0;
}

.icon_track_game_narrative,
.icon_topic_game_narrative {
    background-position: -160px 0;
}

.icon_track_independent_games,
.icon_topic_independent_games {
    background-position: -140px 0;
}

.icon_track_programming,
.icon_topic_programming {
    background-position: -200px 0;
}

.icon_track_visual_arts,
.icon_topic_visual_arts {
    background-position: -241px 0;
}

.icon_track_special_event,
.icon_topic_special_event {
    background-position: -221px 0;
}

.icon_track_vr_ar,
.icon_topic_vr_ar {
    background-position: -261px 0;
}

.icon_track_business,
.icon_topic_business {
    background-position: -39px 0;
}

.icon_track_design,
.icon_topic_design {
    background-position: -59px 0;
}

.icon_track_edusummit,
.icon_topic_edusummit {
    background-position: -78px 0;
}

.icon_track_free-2-play,
.icon_topic_free-2-play {
    background-position: -99px 0;
}

.icon_track_production,
.icon_topic_production {
    background-position: -179px 0;
}