#nav-index-sub::after {
	position: absolute;
	top: 25px;
	left: 225px;
	margin: 0 auto;
	content: "";
	width: 14px;
	height: 4px;
	background: #197AFB;
	border-radius: 2px;
}
.banner {
	width: 1200px;
	margin: 0 auto;
	padding-top: 141px;
	height: 360px;
	background: #FFFFFF;
}

.banner::after {
	content: "";
	position: absolute;
	left: 0;
	top: 0;
	width: auto;
	height: 544px;
	right: 0;
	bottom: 0;
	background: url(../images/banner1.png) no-repeat left center/cover;
}

.banner .title {
	position: absolute;
	top: 160px;
	width: 952px;
	z-index: 1;
	font-size: 56px;
	font-family: MicrosoftYaHei-Bold, MicrosoftYaHei;
	font-weight: bold;
	color: #FFFFFF;
	line-height: 74px;
}
.banner .apply-btn {
	width: 188px;
	height: 56px;
	line-height: 56px;
	background: #197AFB;
	border-radius: 28px;
	font-size: 18px;
	font-family: MicrosoftYaHei;
	color: #FFFFFF;
	text-align: center;
	position: absolute;
	top: 341px;
	z-index: 1;
}

.intro {
	height: 219px;
	width: 1200px;
	margin: 264px auto 0;
	border-bottom: 1px solid #D0D0D0;
}
.intro-ct {
	height: 91px;
	font-size: 14px;
	font-family: MicrosoftYaHei;
	color: #333333;
	line-height: 28px;
}

.realize {
	height: 376px;
	width: 1200px;
	margin: 0 auto;
	border-bottom: 1px solid #D0D0D0;
}
.realize-ct {
	display: flex;
	padding-top: 128px;
}
.title-left {
	font-size: 40px;
	font-family: MicrosoftYaHei-Bold, MicrosoftYaHei;
	font-weight: bold;
	color: #333333;
}
.realize-ct-right {
	display: flex;
	padding: 0 128px 0 91px;
}
.column {
	width: 160px;
	text-align: center;
	display: flex;
	flex-direction: column;
}
.realize-number {
	height: 64px;
	font-size: 48px;
	font-family: MicrosoftYaHei-Bold, MicrosoftYaHei;
	font-weight: bold;
	color: #197AFB;
	line-height: 64px;
}
.realize-title {
	height: 32px;
	font-size: 24px;
	font-family: MicrosoftYaHei;
	color: #333333;
	line-height: 24px;
}
/* 发展历程 */
.course {
	display: flex;
	width: 1200px;
	margin: 0 auto;
}
.course-right {
	margin-left: 144px;
	margin-top: 158px;
	margin-bottom: 128px;
	position: relative;
}
.course-right .item {
	display: flex;
	
}
.course-right .time {
	font-size: 24px;
	font-family: MicrosoftYaHei;
	color: #333333;
	line-height: 60px;
}
.course-right .circle {
	width: 48px;
	height: 48px;
	background: #197AFB;
	border: 8px solid #DBEAFF;
	border-radius: 50%;
	box-sizing: border-box;
	margin: 0 46px 0 40px;
	
}
.course-right::after {
	position: absolute;
	top: -30px;
	right: 538px;
	content: "";
	background-color: #197AFB;
	width: 2px;
	height: 1420px;
}
.course-right .course-ct {
	width: 470px;
	font-size: 24px;
	font-family: MicrosoftYaHei-Bold, MicrosoftYaHei;
	font-weight: bold;
	color: #333333;
	line-height: 36px;
}
.course-ct .course-desc {
	font-size: 18px;
	font-family: MicrosoftYaHei;
	color: #666;
	line-height: 36px;
}