/*通用类*/
* {
  margin: 0;
  padding: 0;
}
h1 {
  text-align: center;
  color: #000000;
  font-size: 36px;
  font-family: "宋体", Arial;
  text-shadow: #FC0 1px 0 10px;
  padding: 10px;
}
p{
  text-indent:2em;
}
body {
  background: rgba(147, 229, 243, 0.29);
  margin: 0 auto;
  font-size: 14px;
  color: #333;
  position: relative;
  padding-top: 50px;
  padding-bottom: 50px;
}
img {
  border: none;
}
a {
  cursor: pointer;
  color: #333;
  text-decoration: none;
  outline: none;
}
ul {
  list-style-type: none;
}
em {
  font-style: normal;
}
.lt {
  float: left;
}
.rt {
  float: right;
}
div.clear {
  font: 0px Arial;
  line-height: 0;
  height: 0;
  overflow: hidden;
  clear: both;
}
.clearfix::after {
  content: "";
  display: block;
  clear: both;
}

/*wrapin 主体容器宽度*/
.wrapin {
  width: 1000px;
  margin-left: auto;
  margin-right: auto;
}
.imgtop{
  width:1000px;
  height: auto;
  align-items: center;
  position: relative;
}
header {
  height: 50px;
  background: #ebffe9;
  border-bottom: 1px solid #ccc;
}
.nav li {
  line-height: 50px;
  float: left;
  width: 16.66%;
  text-align: center;
  font-size: 16px;
}
.nav li a {
  color: #333;
}
#container{
  position: relative;
  width: 980px;
  height: 500px;
  margin: 20px auto;
  overflow: hidden; /*溢出隐藏：只显示一张图片*/
}
#container .parent{
  position: absolute;
  width: 4900px; /*整个图片层长度：500*5=2500*/
  height: 100%;
}

#container .parent li{
  float: left;
  width: 980px;
  height: 500px;
}
#container .parent li img{
  width: 100%;
  height: 100%;
}
#container .btnLeft, #container .btnRight{
  width: 30px;
  height: 30px;
  background-color: #ea723f;
  border-radius: 20%;
  opacity: 80%;
  position: absolute; /*包含块为图片显示层container*/
  top: 0;
  bottom: 0;
  margin: auto;
  font-size: 20px;
  color: #f40;
  text-align: center;
  line-height: 30px;
}
#container .btnLeft{
  left: 10px;
}
#container .btnRight{
  right: 10px;
}
#container .btnLeft:hover,
#container .btnRight:hover{
  opacity: 90%;
  cursor: pointer;
}
/*蒙层*/
#container .modal{
  width: 100%;
  height: 60px;
  background: rgb(161, 212, 241);
  position: absolute;
  left: 0;
  bottom: 0;
  line-height: 40px;
  padding: 0 20px 0 25px;
  margin-top: 10px;
  box-sizing: border-box;
}
#container .modal .title{
  float: left;
  color: #fff;
  font-size: 12px;
}
#container .modal .dots{
  float: right;
  position: absolute;
  bottom: 10px;
  left: 340px;
}
#container .modal .dots li{
  width: 15px;
  height: 15px;
  border-radius: 50%;
  float: left;
  margin: 0 5px;
  cursor: pointer;
}
.clearfix::after{
  content: "";
  display: block;
  clear: both;
}
.on{
  background-color: #3feab7;
}
clearfix .off{
   background-color: grey;
 }
.con {
  padding: 15px;
  background: #fff;
}
.top .text {
  float: left;
  width: 60%;
  line-height: 26px;
}
.top .pic {
  float: right;
  width: 38%;
  margin-top: 20px;
}
.top .pic img {
  width: 100%;
}
.title {
  padding: 20px 0;
}
.title h2 {
  font-size: 20px;
  color: #333;
}
.tupian ul {
  margin: 0 -15px;
}
.tupian ul li {
  width: 33.33%;
  float: left;
  padding: 15px;
  box-sizing: border-box;
}
.tupian ul li img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.pinglun {
  line-height: 26px;
  color: #333;
  font-size: 14px;
  padding-bottom: 30px;
}
footer {
  background: #282828;
  text-align: center;
  color: #fff;
  margin-top: -15px;
  line-height: 50px;
}