.section1 {
    padding-top: 6%;
    padding-bottom: 5%;
    height: 100%;
}

.section1-text {
    display: block;
    text-indent: 2em;
    text-align: left;
    color: #3F3F3F;
}

.section2 {
    padding-top: 5%;
    padding-bottom: 75%;
    height: 160vh;
    background-color: #f5f5f5;
}

.section2-text1 {
    font-size: 22px;
    color: #3F3F3F;
}

.section2-text2 {
    font-size: 16px;
    color: #7c7c7c;
}

.section2-image {
    width: 100%;
    height: 70%;
    margin-bottom: 10px;
}

.card-box {
    box-shadow:
            1px 1px 10px #b4b4b4,
            1px -1px 10px #b4b4b4,
            -1px 1px 10px #b4b4b4,
            -1px -1px 10px #b4b4b4;
    background-color: white;
}

.section3 {
    padding-top: 5%;
    padding-bottom: 60%;
    height: 125vh;
}

.section3-image1 {
    width: 100px; /* 设置一个固定的宽度 */
    height: 100px; /* 设置一个固定的高度 */
    margin-right: 5%;
}

.section3-image2 {
    width: 15px;
    height: 15px;
    margin-right: 1%;
}

.section4 {
    padding-top: 5%;
    padding-bottom: 40%;
    height: 100vh;
    background-color: #f5f5f5;
}

.section5 {
    padding-top: 5%;
}

.section6 {
    padding-top: 20vh;
    height: 90vh;
    background-color: #f5f5f5;
}

.section6-image1 {
    width: 90px; /* 设置一个固定的宽度 */
    height: 90px; /* 设置一个固定的高度 */
    margin-right: 5%;
}


.product-display img {
    max-width: 100%;
    height: auto;
}
.product-display .product-description {
    flex: 1; /* 让文字部分占据剩余的空间 */
}
.product-description {
    margin-top: 20px;
}
.thumbnail-gallery {
    display: flex;
    justify-content: center;
    gap: 10px;
    padding: 20px;
}
.thumbnail-gallery img {
    width: 100px;
    cursor: pointer;
    transition: transform 0.2s;
}
.thumbnail-gallery img:hover {
    transform: scale(1.1);
}

.section4-image {
    width: 100%;
    height: 150%;
    object-fit: fill;
    border-radius: 30px;
}
.section4-image-box {
    position: relative; /* 使伪元素相对于图片定位 */
    display: inline-block; /* 使图片成为行内块元素 */
    z-index: 10;
}

.section4-image-box img {
    display: block; /* 去除图片底部的空白间隙 */
    z-index: 0;
}

.section4-image-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border: 2px solid transparent; /* 初始边框透明 */
    pointer-events: none; /* 防止伪元素影响鼠标事件 */
    transition: border-color 0.3s ease-in-out; /* 边框颜色过渡效果 */
}

.section4-image-box:hover::before {
    border-color: #007BFF; /* 鼠标悬停时边框颜色 */
}

/*图片外面的四角边框*/
.item9 {
    background: linear-gradient(to left, #05286C, #05286C) left top no-repeat,
    linear-gradient(to bottom, #05286C, #05286C) left top no-repeat,
    linear-gradient(to left, #05286C, #05286C) right top no-repeat,
    linear-gradient(to bottom, #05286C, #05286C) right top no-repeat,
    linear-gradient(to left, #05286C, #05286C) left bottom no-repeat,
    linear-gradient(to bottom, #05286C, #05286C) left bottom no-repeat,
    linear-gradient(to left, #05286C, #05286C) right bottom no-repeat,
    linear-gradient(to left, #05286C, #05286C) right bottom no-repeat;
    background-size: 4px 20px, 20px 4px, 4px 20px, 20px 4px;
    border: 0px solid #073F97;
    position: relative;
    z-index: 2;
}
.item9 span {
    text-align: center;
    display: inline-block;
    width: 25%;
    background:#05286C;
    font-size: 14px;
    position: absolute;
    top: 0;
    left: 42.5%;
    padding: 4px 0px;
    color: #ffffff;
    border-radius: 0 0 10px 10px;
}