.newsInfo3 {
    max-width: 1300px;
    margin: 0 auto;
}

.newsInfo3 * {
    box-sizing: border-box;
}

/* 优化动画曲线，更自然的宽度过渡 */
@keyframes liner {
    0% {
        width: 0; /* 从0开始更符合视觉预期 */
    }
    100% {
        width: 100%;
    }
}

/* 补充webkit前缀兼容，保留标准写法 */
@-webkit-keyframes liner {
    0% {
        width: 0;
    }
    100% {
        width: 100%;
    }
}

.newsInfo3Top {
    padding: 10px;
    text-align: center;
    margin-bottom: 1.6%;
    font-family: "Helvetica Neue", Helvetica, Arial, Tahoma, "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB", "Heiti SC", "WenQuanYi Micro Hei", sans-serif;
}

.newsInfo3Top .title {
    font-size: 22px;
    color: #208c38;
    line-height: 32px;
}

.newsInfo3Top .enTitle {
    font-size: 14px;
    color: #208c38;
    line-height: 22px;
}

.newsInfo3List:after {
    content: "";
    height: 0;
    display: block;
    visibility: hidden;
    clear: both;
}

.newsInfo3List .newsInfo3Item {
    width: 31%;
    margin-right: 3%;
    float: left;
    text-decoration: none;
    margin-bottom: 2%;
    display: block;
}

.newsInfo3List .newsInfo3Item:nth-child(3n) {
    margin-right: 0;
}

.newsInfo3Item .news-img {
    overflow: hidden;
    height: 238px;
    /* 响应式优化：小屏幕自适应高度 */
    min-height: 180px;
}

.newsInfo3Item .news-img img {
    max-width: 100%;
    display: block;
    border: 0;
    width: 100%;
    height: 100%;
    transition: all 0.4s ease; /* 优化过渡曲线 */
    object-fit: cover;
}

.newsInfo3Item .content {
    padding-top: 20px;
    font-family: "微软雅黑","Microsoft YaHei", sans-serif; /* 补充通用字体族 */
}

.newsInfo3Item .content .title {
    font-size: 16px;
    color: #333;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: color 0.3s ease; /* 单独定义颜色过渡，更高效 */
}

.newsInfo3Item .content .time {
    font-size: 12px;
    color: #666;
    margin: 10px 0 30px; /* 简化margin写法 */
    position: relative;
}

.newsInfo3Item .content .time:before {
    /* 移除冗余的border，仅保留背景实现线条 */
    position: absolute;
    height: 1px;
    width: 100%;
    content: "";
    bottom: 0;
    left: 0;
    background-color: #ccc; /* 标准写法替代border */
    transition: all 0.3s ease; /* 简化过渡曲线 */
}

/* 鼠标经过时：下划线变色为#208c38 */
.newsInfo3Item:hover .content .time:before {
    background-color: #208c38; /* 统一为指定绿色 */
    /* 补充标准动画属性，保留webkit兼容，添加fill-mode保留最终状态 */
    animation: liner 0.6s linear 1 forwards;
    -webkit-animation: liner 0.6s linear 1 forwards;
}

/* 鼠标经过时：标题文字变色为#208c38 */
.newsInfo3Item:hover .content .title {
    color: #208c38; /* 统一为指定绿色 */
}

/* 鼠标经过时：图片缩放效果（无颜色修改，保留原有交互） */
.newsInfo3Item:hover .news-img img {
    transform: scale(1.2);
}

.newsInfo3Item .content .dec {
    font-size: 12px;
    color: #999;
    overflow: hidden;
    text-overflow: ellipsis;
    -webkit-line-clamp: 1;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    /* 移除无意义的word-break，单行截断无需换行 */
    white-space: nowrap; /* 补充单行截断的标准写法 */
}

/* 响应式补充：小屏幕适配 */
@media (max-width: 768px) {
    .newsInfo3List .newsInfo3Item {
        width: 48%;
        margin-right: 4%;
    }
    .newsInfo3List .newsInfo3Item:nth-child(3n) {
        margin-right: 4%;
    }
    .newsInfo3List .newsInfo3Item:nth-child(2n) {
        margin-right: 0;
    }
    .newsInfo3Item .news-img {
        height: auto;
        min-height: 150px;
    }
}