/* 底部友情链接和版权信息样式 */
.footer-section {
    background-color: #0056b3;
    color: #fff;
    padding: 20px 0;
    margin-top: 20px;
}

.footer-links {
    display: flex;
    justify-content: space-between;
    margin-bottom: 15px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    padding-bottom: 15px;
}

.link-group {
    flex: 1;
    text-align: center;
}

.link-group select {
    width: 90%;
    padding: 8px 10px;
    border-radius: 4px;
    border: none;
    background-color: #fff;
    color: #333;
    font-size: 14px;
    cursor: pointer;
}

.link-group select:focus {
    outline: none;
    box-shadow: 0 0 5px rgba(255, 255, 255, 0.5);
}

.copyright {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 14px;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.8);
}

.copyright-content {
    text-align: left;
    flex: 1;
}

.copyright p {
    margin: 5px 0;
}

.copyright a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
}

.copyright a:hover {
    color: #fff;
    text-decoration: underline;
}

.footer-icons {
    display: flex;
    justify-content: flex-end;
    margin-left: 20px;
}

.footer-icon {
    display: inline-block;
}

/* 放大事业单位图标 */
.footer-icon img {
    width: 80px;  /* 从原来的60px增加到80px */
    height: 80px; /* 从原来的60px增加到80px */
    display: block;
}

/* 响应式样式 */
@media screen and (max-width: 768px) {
    .copyright {
        flex-direction: column;
    }
    
    .copyright-content {
        text-align: center;
        margin-bottom: 15px;
    }
    
    .footer-icons {
        justify-content: center;
        margin-left: 0;
    }
    
    /* 在移动设备上也保持较大尺寸 */
    .footer-icon img {
        width: 70px;
        height: 70px;
    }
}