/* 标题 */

.title1 {
  font-size: 1.875vw;
  font-weight: bold;
  color: #1b1b1b;
  text-align: center;
}

.title2 {
  font-size: 0.938vw;
  font-weight: bold;
  color: #333333;
  text-align: center;
}

.firstPage {
  position: relative;
  width: 100%;
  height: 36.25vw;
  box-sizing: border-box;
  padding-top: 3.98vw;
  background: url("../images/back3.png") no-repeat;
  background-size: 100% 100%;
  text-align: center;
  color: #fff;
}

.firstPage>p:nth-child(1) {
  font-size: 2.5vw;
  margin-top: 10vw;
}

.firstPage>p:nth-child(2) {
  width: 35.052vw;
  font-size: 0.938vw;
  line-height: 2vw;
  margin: 2.396vw auto 2.135vw;
}

.firstPage a {
  display: inline-block;
  width: 8.333vw;
  height: 2.083vw;
  line-height: 2.083vw;
  background-color: #1b5ff1;
  border-radius: 1.042vw;
}

/* 帮助与支持 */
.help {
  padding: 7.448vw 0 8.49vw;
}

.help ul {
  display: flex;
  justify-content: space-between;
  margin-top: 4.323vw;
}

.help li {
  width: 13.542vw;
	height: 17.708vw;
	background-color: #ffffff;
	box-shadow: 0vw 0vw 0.927vw 0.01vw 
		rgba(116, 116, 116, 0.15);
  border-radius: 0.521vw;
  transition: all 0.4s ease-in-out;
}

.help li a {
  display: block;
  width: 100%;
  height: 100%;
  overflow: hidden;
  border-radius: 0.521vw;
  transition: all 0.4s ease-in-out;
}

.help li a:hover {
  background-color: rgba(27,95,241,.8);
}

.help li a img:nth-child(2) {
  display: none;
}

.help li a:hover img:nth-child(1) {
  display: none;
}

.help li a:hover img:nth-child(2) {
  display: inline-block;
}

.help li a:hover p {
  color: #fff;
}

.help li a div {
  width: 2.708vw;
  height: 2.708vw;
  margin: 5.313vw auto 4.219vw;
}

.help li a div img {
  width: 100%;
  height: 100%;
}

.help li a p {
  font-size: 0.938vw;
  color: #333333;
  text-align: center;
}

/* 服务对象 */
.serviceObj {
  background: url("../images/back2.png");
  background-size: 100% 100%;
  padding: 4.167vw 0 7.813vw;
}

.serviceObj>p {
  color: #fff;
}

.serviceObj ul {
  display: flex;
  justify-content: space-between;
  margin-top: 5.521vw;
}

.serviceObj li {
  width: 17vw;
	background-color: #ffffff;
  border-radius: 0.521vw;
  box-sizing: border-box;
  padding: 3.542vw 3.021vw 3.646vw;
  text-align: center;
  cursor: default;
}

.serviceObj li p:nth-child(1) {
  font-size: 0.938vw;
  font-weight: bold;
  color: #1b1b1b;
}
.serviceObj li p:nth-child(2) {
  font-size: 0.729vw;
  color: #333333;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 8;
  overflow: hidden;
}

/* 热门产品文档 */
.document {
  padding: 5.729vw 0 3.594vw;
}

.document ul {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  margin-top: 4.063vw;
}

.document li {
  width: 20.833vw;
  border-radius: 0.521vw;
  border: solid 0.104vw #a0a0a0;
  margin-bottom: 3.177vw;
  padding: 1vw;
}

.document li a {
  display: inline-block;
  width: 100%;
  height: 100%;
}

.document li a div:nth-child(1) {
  float: left;
  width: 2.396vw;
	height: 2.396vw;
  margin: 1.5vw 0 0 1vw;
}

.document li a div:nth-child(1) img {
  width: 100%;
  height: 100%;
}

.document li a div:nth-child(2) {
  float: right;
}

.document li a div:nth-child(2) p:nth-child(1) {
  font-size: 0.938vw;
	font-weight: bold;
  color: #1b1b1b;
}

.document li a div:nth-child(2) p:nth-child(2) {
  width: 12.031vw;
  font-size: 0.729vw;
  color: #333333;
}

.document>a {
  display: block;
  width: 8.333vw;
  height: 2.083vw;
  line-height: 2.083vw;
  font-size: 0.833vw;
	font-weight: bold;
	background-color: #1b5ff1;
  border-radius: 1.042vw;
  text-align: center;
  margin: 0 auto;
}