.rtSlider{margin:auto;max-width:940px}.rtSlider .cont{max-width:940px;height:200px;position:relative}
.rtSlider .slideimg{max-height:200px;position:absolute;top:0;left:0;display:none}.rtSlider .slideimg:first-of-type{display:block}.rtSlider .ctrl{text-align:center;height:32px}
.rtSlider .ctrl a{display:inline-block;font-size:0;margin:0 5px;width:8px;height:8px;border-radius:32px;background:#999;cursor:pointer}.rtSlider .ctrl .act{background:#000}