#courseNav .nav-link.active {
	background-color: transparent;
	color: #28a745 !important;
	font-weight: bold !important;
}

.swiper-container {
	width: 100%;
	height: 25rem;
}

/* 平板设备适配 */
@media (max-width: 991.98px) {
    .swiper-container {
        height: 20rem;
    }
}

/* 移动设备适配 */
@media (max-width: 767.98px) {
    .swiper-container {
        height: 15rem;
    }
}

/* 小屏手机适配 */
@media (max-width: 575.98px) {
    .swiper-container {
        height: 15rem;
    }
}

.swiper-slide {
	position: relative;
	overflow: hidden;
}

.slide-bg {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background-size: cover;
	background-position: center;
	z-index: 1;
}

.slide-overlay {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background-color: rgba(0, 0, 0, 0.4);
	z-index: 2;
}

.slide-content {
	position: relative;
	display: flex;
	height: 100%;
	align-items: center;
	padding: 0 5%;
	z-index: 3;
}

.text-content {
	flex: 1;
	padding: 80px;
	margin-right: 5%;
}

.image-content {
	flex: 1;
	display: flex;
	flex-direction: column; 
	justify-content: center;
	align-items: center;
}

.slide-title {
	margin-bottom: 1.5rem;
	color: #333;
}

.slide-description {
	line-height: 1.6;
	color: #666;
}

.slide-image {
	max-width: 100%;
	max-height: 60vh;
}