/* 代码整理：懒人之家 lanrenzhijia.com */
* {
  margin: 0;
  padding: 0;
}
.mainbox {
  width: 100%;
  height: 100vh;
  float: left;
  position: relative;
  z-index: 6;
  overflow: hidden;
}
.pro-switch {
  height: 100%;
  overflow: hidden;
  position: relative;
  width: 100%;
}
.flexslider {
  margin: 0;
  padding: 0;
}
.flexslider .slides > li {
  display: block;
  -webkit-backface-visibility: hidden;
  position: relative;
  z-index: 10;
}
.flexslider .slides a {
  width: 100%;
  height: 100%;
  float: left;
  position: absolute;
  z-index: 6;
  left: 0;
  top: 0;
}
.flexslider .slides a span {
  width: auto;
  display: block;
  /* margin: 0 auto;
  margin-top: 16%; */
}

.flexslider .slides img {
  display: block;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}
.slides:after {
  content: '.';
  display: block;
  clear: both;
  visibility: hidden;
  line-height: 0;
  height: 0;
}
html[xmlns] .slides {
  display: block;
}
* html .slides {
  height: 100%;
}
.no-js .slides > li:first-child {
  display: block;
}
.flexslider {
  margin: 0 auto;
  position: relative;
  width: 100%;
  zoom: 1;
}
.flex-viewport {
  max-height: 2000px;
  -webkit-transition: all 1s ease;
  -moz-transition: all 1s ease;
  transition: all 1s ease;
}
.flexslider .slides {
  zoom: 1;
}
.flex-direction-nav {
  *height: 0;
}
.flex-direction-nav a {
  width: 6px;
  height: 12px;
  margin: -60px 0 0;
  display: block;
  position: fixed;
  bottom: 18%;
  z-index: 10;
  cursor: pointer;
  text-indent: -9999px;
  opacity: 1;
  filter: alpha(opacity=100);
  -webkit-transition: all 0.3s ease;
  cursor: pointer;
}
.flex-direction-nav .flex-next {
  right: 22%;
  background: url(../images/b_right.png) no-repeat center top;
  cursor: pointer;
}
.flex-direction-nav .flex-prev {
  left: 22%;
  background: url(../images/b_left.png) no-repeat center top;
  cursor: pointer;
}
.flexslider:hover .flex-next {
  opacity: 1;
  filter: alpha(opacity=100);
}
.flexslider:hover .flex-prev {
  opacity: 1;
  filter: alpha(opacity=100);
}
.flexslider:hover .flex-next:hover,
.flexslider:hover .flex-prev:hover {
  opacity: 1;
  filter: alpha(opacity=100);
}
.flex-control-nav {
  width: 100%;
  position: fixed;
  text-align: center;
  left: 0;
  bottom: 18%;
}
.flex-control-nav li {
  margin: 0 5px;
  display: inline-block;
  zoom: 1;
  *display: inline;
}
.flex-control-paging li a {
  background: url(../images/dot1.png) no-repeat center center;
  display: block;
  height: 16px;
  overflow: hidden;
  width: 16px;
  cursor: pointer;
  text-indent: -9999px;
}
.flex-control-paging li a.flex-active {
  background: url(../images/dot2.png) no-repeat center center;
}
/* 代码整理：懒人之家 lanrenzhijia.com */

img.spimg1 {
  width: 700px;
  margin-top: 2%;
}
img.spimg2 {
  width: 200px;
  margin-top: 6%;
}

@media screen and (max-width: 1366px) {
  .flexslider .slides a span {
    width: auto;
    display: block;
    /* margin: 0 auto;
    margin-top: 13%; */
  }

  .flex-control-nav {
    width: 100%;
    position: fixed;
    text-align: center;
    left: 0;
    bottom: 18%;
  }
}

@media screen and (max-width: 1360px) {
  .flexslider .slides a span {
    width: auto;
    display: block;
    /* margin: 0 auto;
    margin-top: 10%; */
  }

  .flex-control-nav {
    width: 100%;
    position: fixed;
    text-align: center;
    left: 0;
    bottom: 18%;
  }
}