@charset "gb2312";
.page-series {
	width: 100%;
	padding: 0 5%;
}
.page-series-head {
	width: 100%;
	margin-bottom: 30px;
	padding-bottom: 30px;
	border-bottom: 1px solid #e2e8f0; 
}
.page-series-title {
	line-height: 1.5;
	font-size: 3rem;
	font-weight: bold;
	text-align: center;
    color: #000;
	margin-bottom: 30px;
}
.page-series-text {
	padding: 0 20px;
	line-height: 1.6;
	font-size: 1rem;
    color: #333;
	text-align: justify;
}
.page-series-holder {
	width: 100%;
}

.page-series-card {
    position: relative;
	margin: 150px 0;
}
.page-series-card:nth-child(2n) .page-series-img {
	float: right;
}
.page-series-card:nth-child(2n) .page-series-content {
	margin-left: 0;
	padding: 4% 9% 4% 4%;
}

.page-series-img {
	width: 50%;
	float: left;
	margin-top: -5%;
	aspect-ratio: 5 / 3.5;
	background-repeat: no-repeat;
	background-size: cover;
	background-position: center bottom;
}
.page-series-img img {
	display: block;
	width: 100%;
}
.page-series-content {
	width: 55%;
	margin-left: 45%;
	padding: 4% 4% 4% 9%;
	aspect-ratio: 5 / 3.5;
	background-color: #f0f0f0;
}
.page-series-content h3 {
	line-height: 1.6;
	font-size: 2rem;
    color: #000;
    font-weight: bold;
	margin-bottom: 10px;
}
.page-series-content p {
	line-height: 1.6;
	font-size: 1rem;
    color: #333;
}
.page-series-content a {
	display: inline-block;
    color: #000;
    border: 1px solid #333;
    padding: 20px 40px;
    font-size: 16px;
    letter-spacing: 0px;
    transition: opacity 0.6s ease, transform 0.6s ease, background-color 0.3s, color 0.3s;
    align-self: flex-start;
	margin-top: 20px;
}
.page-series-content a:hover {
    background-color: #333;
    color: #fff;
}
/* 响应式：浏览器宽度 < 992px 时，右侧区域移至左侧下方 */
@media (max-width: 991px) {
.page-series-img {
	width: 100%;
	float: none;
}
.page-series-content {
	width: 100%;
	margin-left: 0;
	padding: 4% 4% 4% 4%;
	aspect-ratio: 5 / 1;
}
.page-series-card:nth-child(2n) .page-series-img {
	width: 100%;
	float: none;
}
.page-series-card:nth-child(2n) .page-series-content {
	width: 100%;
	margin-left: 0;
	padding: 4% 4% 4% 4%;
	aspect-ratio: 5 / 1;
}
}
/* xs: < 576px */
@media (max-width: 575px) {

}