.image-container {
    display: flex;
    justify-content: space-between;
}
.image-item {
    width: 48%;
    text-align: center;
}
.image-item img {
    width: 100%;
}
.description {
    margin-top: 1rem;
}
.slider-container {
    margin-top: 2rem;
    text-align: center;
}
#slider {
    width: 80%;
}
.video-selector {
    text-align: center;
    margin-bottom: 1rem;
    font-size: 1.5rem; /* 放大字体 */
}
#videoSelect {
    font-size: 1.2rem; /* 放大下拉框内容 */
    padding: 0.5rem; /* 增加下拉框内边距 */
}