@charset "UTF-8";
.index {
  position: relative;
  height: auto;
}

.header {
  width: 100%;
  height: 60px;
  background: #fff;
  line-height: 60px;
  position: relative;
  z-index: 2;
}


@media only screen and (max-width: 768px) {
  .content,
  .top,
  .shop-1,
  .voiceTube {
    width: 768px;
    margin: 0 auto;
  }
  .boom {
    width: 960px;
  }
  .foot-bottom1,
  .foot-top1 {
    width: 960px;
    margin: 0 auto;
  }
}

/* 小屏幕（平板，大于等于 768px） */
@media only screen and (min-width: 768px) {
  .content,
  .foot-bottom1,
  .foot-top1,
  .shop-1,
  .top,
  .voiceTube {
    width: 768px;
    margin: 0 auto;
  }
  .boom {
    width: 960px;
  }
}

/* 中等屏幕（桌面显示器，大于等于 992px） */
@media only screen and (min-width: 992px) {
  .content,
  .foot-bottom1,
  .foot-top1,
  .top,
  .shop-1,
  .voiceTube {
    width: 960px;
    margin: 0 auto;
  }
  .boom {
    width: 1160px;
  }
}

/* 大屏幕（大桌面显示器，大于等于 1200px） */
@media only screen and (min-width: 1200px) {
  .content,
  .foot-bottom1,
  .foot-top1,
  .top,
  .shop-1,
  .voiceTube {
    width: 1200px;
    margin: 0 auto;
  }
  .boom {
    width: 1400px;
  }
}


.header .top {
  height: 100%;
  position: absolute;
  left: 0;
  right: 0;
  margin: auto;
  top: 0;
}

.header .top .top-left {
  float: left;
  height: 100%;
}

.header .top .top-left img {
  height: 50px;
  position: absolute;
  top: 0;
  bottom: 0;
  margin: auto;
  left: 0;
}

.header .top .top-right {
  float: right;
  width: 450px;
  margin-left: 10%;
  height: 100%;
}

.header .top .top-right li {
  float: left;
  width: 25%;
  height: 100%;
  line-height: 60px;
  font-weight: 580;
  text-align: right;
}

.header .top .top-right li .nav {
  height: 100%;
}

.header .top .top-right li .nav a {
  display: block;
  color: #444;
  width: 100%;
  height: 100%;
  font-family: "方正兰亭";
}

.header .top .top-right li .actives a {
  color: #3E8DDD;
}

section {
  overflow: hidden;
}

@media only screen and (max-width: 768px) {
  .top {
    width: 768px;
    margin: 0 auto;
  }
  .foot-bottom1,
  .foot-top1 {
    width: 960px;
    margin: 0 auto;
  }
}

/* 小屏幕（平板，大于等于 768px） */
@media only screen and (min-width: 768px) {
  .foot-bottom1,
  .foot-top1,
  .top {
    width: 768px;
    margin: 0 auto;
  }
  .boom {
    width: 960px;
  }
}

/* 中等屏幕（桌面显示器，大于等于 992px） */
@media only screen and (min-width: 992px) {
  .foot-bottom1,
  .foot-top1,
  .top {
    width: 960px;
    margin: 0 auto;
  }
}

/* 大屏幕（大桌面显示器，大于等于 1200px） */
@media only screen and (min-width: 1200px) {
  .foot-bottom1,
  .foot-top1,
  .top {
    width: 1200px;
    margin: 0 auto;
  }
}

.one {
  width: 100%;
  height: 800px;
  background: url(../images/lenovohome/1-1.png) no-repeat;
  background-size: auto 100%;
  background-position: center center;
  position: relative;
  padding-top: 100px;
}

.one h2 {
  width: 100%;
  height: 40px;
  text-align: center;
  font-size: 40px;
  font-weight: normal;
  color: #fff;
  position: absolute;
  top: 0;
  bottom: 200px;
  margin: auto;
}

.one h4 {
  font-size: 20px;
  font-weight: normal;
  width: 600px;
  height: 100px;
  line-height: 30px;
  color: #fff;
  position: absolute;
  left: 0;
  right: 0;
  top: 0px;
  bottom: 0;
  margin: auto;
}

.two {
  width: 100%;
  height: 800px;
  padding: 20px 0;
}

.two div {
  width: 100%;
  height: 100%;
  background: url(../images/lenovohome/2-5.png) no-repeat;
  background-size: 2000px auto;
  background-position: center center;
}

.three {
  width: 100%;
  height: 800px;
  background: url(../images/lenovohome/3-1.png) no-repeat;
  background-size: 2000px auto;
  background-position: center center;
}

/*回到顶部*/

.backTop {
  width: 50px;
  height: 50px;
  position: fixed;
  right: 20px;
  bottom: 50px;
  z-index: 11;
  text-align: center;
  line-height: 50px;
  background: rgba(0, 0, 0, 0.5);
  opacity: 0;
  cursor: pointer;
  transform: translate3d(80px, 0, 0);
  -webkit-transform: translate3d(80px, 0, 0);
  -moz-transform: translate3d(80px, 0, 0);
  transition: transform 1s, opacity 1s;
  -webkit-transition: -webkit-transform 1s, opacity 1s;
  -moz-transition: -moz-transform 1s, opacity 1s;
}

.backTop span {
  color: #fff;
  font-family: "方正兰亭纤黑";
  font-size: 30px;
}

.xianshi {
  opacity: 1;
  transform: none;
  -webkit-transform: none;
  -moz-transform: none;
}


/*
.footer {
  width: 100%;
  height: 100px;
}

.footer .foot {
  width: 100%;
  height: 100px;
  background: #F4F4F4;
  margin: 0 auto;
  position: relative;
}

.footer .foot div {
  text-align: center;
  line-height: 80px;
}

.footer .foot div span {
  font-weight: 600;
  color: #222;
}

.footer .foot div a {
  color: #5E5E5E;
  font-size: 14px;
  padding: 0 5px;
}

.footer .foot p {
  text-align: center;
  font-size: 12px;
  color: #BDBDBD;
  position: absolute;
  left: 0;
  bottom: 25px;
  width: 100%;
}*/


.footer {
  width: 100%;
  height: 100px;
}

/*.footer .foot-top {
  width: 100%;
  height: 230px;
  background: #fff;
}*/

.footer .foot-top .foot-top1 {
  width: 960px;
  height: 100%;
  margin: 0 auto;
  padding-left: 30px;
}

.footer .foot-top .foot-top1 .qrcode {
  float: left;
  height: 100%;
}

.footer .foot-top .foot-top1 .qrcode img {
  transform: scale(0.8);
  margin-top: 15px;
}

.footer .foot-top .foot-top1 .qrcode p {
  text-align: center;
  width: 100%;
  font-size: 14px;
  color: #949494;
  font-family: "方正兰亭";
  margin-top: -18px;
}

.footer .foot-top .foot-top1 .qrcode-right {
  float: left;
  height: 100%;
  margin-left: 20px;
}

.footer .foot-top .foot-top1 .qrcode-right h1 {
  font-weight: normal;
  font-size: 28px;
  margin-top: 70px;
  color: #222;
  font-family: "方正兰亭";
}

.footer .foot-top .foot-top1 .qrcode-right h3 {
  font-weight: normal;
  font-size: 16px;
  margin-top: 30px;
  color: #222;
  font-family: "方正兰亭";
}


.footer .foot {
  width: 100%;
  height: 100px;
  background: #222;
  margin: 0 auto;
  position: relative;
}

.footer .foot div {
  text-align: center;
  line-height: 80px;
}

.footer .foot div span {
  font-weight: 600;
  color: #222;
}

.footer .foot div a {
  color: #fff;
  font-size: 14px;
  padding: 0 5px;
}

.footer .foot p {
  text-align: center;
  font-size: 12px;
  color: #BDBDBD;
  position: absolute;
  left: 0;
  bottom: 25px;
  width: 100%;
}



.header .top .top-right li .nav a:hover{
  color: #3E8DDD;
}