.businessM {
  width: 100%;
  height: auto;
  margin-top: 114px;
  user-select: none;
}
.businessM > img {
  display: block;
  width: 100%;
  height: auto;
  min-width: 1300px;
}
.businessM .businessM_cot {
  width: 1300px;
  height: 800px;
  margin: 36px auto 0;
  position: relative;
  top: 40px;
  opacity: 0;
}
.businessM .businessM_cot > ul {
  width: 206px;
  position: absolute;
  top: 0;
  left: 0;
}
.businessM .businessM_cot > ul li {
  width: 100%;
  height: 55px;
  border-bottom: 1px solid #002150;
  border-left: 1px solid #002150;
  border-right: 1px solid #002150;
  background: #02347c;
  font-size: 18px;
  color: #fff;
  line-height: 55px;
  text-align: center;
  cursor: pointer;
}
.businessM .businessM_cot > ul li:nth-of-type(1){
  border-top: 1px solid #002150;
}
.businessM .businessM_cot > ul .active {
  background: #00b7ee;
}
.businessM .businessM_cot .content{
	width: 1000px;
	height: 100%;
	position: absolute;
	top: 0;
	right: 0;
}
.businessM .businessM_cot .content .title{
	font-size: 33px;
	color: #414141;
	text-align: center;
	margin-bottom: 40px;
}
.businessM .businessM_cot .content .article{
	width: 780px;
	font-size: 16px;
	height: 615px;
	overflow-y: scroll;
	color: #666666;
	border-bottom: 1px solid #b9b9b9;
	margin: 0 auto;
	scrollbar-width: none;
}
.businessM .businessM_cot .content .article::-webkit-scrollbar {
	display:none
}
.businessM .businessM_cot .content .article p{
	width: 100%;
	margin: 0 auto;
	text-indent:2em;
	line-height: 30px;
}
.businessM .businessM_cot .content .article img{
	width: 710px;
	height: auto;
	display: block;
	margin: 40px auto;
}
.businessM .businessM_cot .content .buttons{
	width: 100%;
	display: flex;
	justify-content: space-between;
	margin-bottom: 50px;
	position: absolute;
	bottom: 340px;
}
.businessM .businessM_cot .content .buttons p{
	width: 58px;
}
.businessM .businessM_cot .content .buttons .prevBtn{
	margin-left: 0px;
	animation:ani2 2s infinite running;
}
.businessM .businessM_cot .content .buttons .nextBtn{
	margin-right: 0px;
	animation:ani1 2s infinite running;
}
@keyframes ani1{
	0%{
		margin-right: 0px;
		opacity: 1;
	}
	100%{
		margin-right: -20px;
		opacity: 0;
	}
}
@keyframes ani2{
	0%{
		margin-left: 0px;
		opacity: 1;
	}
	100%{
		margin-left: -20px;
		opacity: 0;
	}
}