.banner {
	width: 100%;
}

.banner img {
	display: block;
	width: 100%;
}

.main {
	background-color: #f7f7f7;
}

.main .r {
	width: calc(100% - 275px);
	background-color: #FFFFFF;
	box-sizing: border-box;
	padding: 0 40px;
	padding-top: 24px;
	border-radius: 5px;
}

.main .r .top_content {
	border-bottom: 1px solid #e0e0e0;
}

.main .r .top_content h4 {
	font-size: 24px;
	color: #f37020;
	line-height: 44px;
	font-weight: 500;
}

.main .r .bottom_content {
	padding-top: 40px;
	padding-bottom: 120px;
}

.main .r .bottom_content p {
	word-break:break-all;
	font-size: 15px;
	color: #333333;
	line-height: 28px;
}

.main .r .bottom_content img {
	display: block;
	margin: 0 auto;
}

.main .r .changjing p {
    font-size: 16px;
    text-align: center;
    line-height: 24px;
    color: #333333;
}

.main .r .changjing .cj_list {
    display: flex;
    flex-flow: row wrap;
    justify-content: flex-start;
    margin-left: -5px;
    margin-right: -5px;
    padding-top: 20px;
    padding-bottom: 60px;
}

.main .r .changjing .cj_list li {
    width: calc((100% - 40px) / 4);
    margin: 0 5px;
    margin-bottom: 10px;
}

.main .r .changjing .cj_list li img {
    display: block;
    width: 100%;
}