fieldset, img { border: 0; }

address, caption, cite, code, dfn, em, strong, th, var {
  font-style: normal;
  font-weight: normal;
}

ol, ul { list-style: none; }

caption, th { text-align: left; }

h1, h2, h3, h4, h5, h6 {
  font-size: 100%;
  font-weight: normal;
}

q:before, q:after { content:;
}

abbr, acronym { border: 0; }



.clearfix:after {
  visibility: hidden;
  display: block;
  font-size: 0;
  content: " ";
  clear: both;
  height: 0;
}

.clearfix { zoom: 1; }

.container3 { width:1100px;}

.poster-main {
  width: 1100px;
  height: 500px;
  position: relative;
  margin: 0 auto;
}

.poster-main a, .poster-main img {height: 100%;display: block;}

.poster-main .poster-list {
  width: 1100px;
  height: 500px;
}

.poster-main .poster-list .poster-item {
  width: 200px;
  height: 500px;
  position: absolute;
  left: 0;
  top: 0;
}

.poster-main .poster-btn {
  position: absolute;
  top: 0;
  z-index: 10;
  cursor: pointer;
}

.poster-main .poster-prev-btn {
  left: -50px;
  background: url(../img/left.png) no-repeat center center;
}

.poster-main .poster-next-btn {
  right: -50px;
  background: url(../img/right.png) no-repeat center center;
}