css가 안먹히는 경우 ㅠㅠ 채택완료

.mini_b{

 position:relative;

  top:100px; left:900px;

  width:180px; height: 65px;

  border:1px solid black;

  z-index: 9998;

  overflow: hidden;

}

.m_img {width:180px; height: 390px;   position: absolute;;}

.m_img li{width:180px; height: 65px; }

.mini_b img{ display: none;}

.mini_b m_g1{display: block;}

.mini_nav { cursor: pointer;    position: absolute;right:360px;}

#mini_prev{top:90px;}

#mini_next{top:120px;}

.m_g1{background-image: url(image/main/mbanner3.jpg);} .m_g2{background-image: url(image/main/mbanner5.jpg);} .m_g3{background-image: url(image/main/mbanner6.jpg);} .m_g4{background-image: url(image/main/mbanner4.jpg);} .m_g5{background-image: url(image/main/mbanner7.jpg);} .m_g6{background-image: url(image/main/mbanner2.jpg);} .m_g7{background-image: url(image/main/mbanner1.jpg);}

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.​mini_b {} 가 전혀 안먹히는데 왜그런지 좀 알려주세요... ㅠㅠㅠㅠ 백그라운드를 줘도 안나타나고 아예 아무것도 안먹혀요 ㅠㅠㅠ