/* 基础样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Microsoft YaHei', sans-serif;
    color: #333;
    line-height: 1.6;
}

.container {
    width: 1200px;
    max-width: 90%;
    margin: 0 auto;
    padding: 0 15px;
}

img {
    max-width: 100%;
}

a {
    text-decoration: none;
    color: #333;
    transition: all 0.3s ease;
}

a:hover {
    color: #1e88e5;
}

ul {
    list-style: none;
}

.btn {
    display: inline-block;
    background-color: #1e88e5;
    color: #fff;
    padding: 12px 30px;
    border-radius: 4px;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 16px;
}

.btn:hover {
    background-color: #1565c0;
    color: #fff;
}

section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-header h2 {
    font-size: 36px;
    margin-bottom: 15px;
    position: relative;
}

.divider {
    width: 80px;
    height: 3px;
    background-color: #1e88e5;
    margin: 0 auto;
}

/* 导航栏 */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    padding: 15px 0;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
}

.logo img {
    height: 50px;
    margin-right: 15px;
}

.logo h1 {
    font-size: 34px;
    font-weight: 600;
    color:#1e88e5;
}

nav ul {
    display: flex;
}

nav ul li {
    margin-left: 30px;
}

nav ul li a {
    font-size: 16px;
    font-weight: 500;
}

nav ul li a:hover {
    color: #1e88e5;
}

/* 首页横幅 */
.banner {
    height: 600px;
    background: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('../images/banner.jpg') no-repeat center center;
    background-size: cover;
    display: flex;
    align-items: center;
    text-align: center;
    color: #fff;
    margin-top: 80px;
}

.banner h2 {
    font-size: 48px;
    margin-bottom: 20px;
    animation: fadeIn 1s ease-in-out;
}

.banner p {
    font-size: 20px;
    margin-bottom: 30px;
    animation: fadeIn 1.5s ease-in-out;
}

.banner .btn {
    animation: fadeIn 2s ease-in-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 关于我们 */
.about {
    background-color: #f9f9f9;
}

.about-content {
    display: flex;
    align-items: center;
    gap: 50px;
}

.about-image {
    flex: 1;
}

.about-image img {
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.about-text {
    flex: 1;
}

.about-text h3 {
    font-size: 28px;
    margin-bottom: 20px;
    color: #1e88e5;
}

.about-text p {
    margin-bottom: 15px;
    text-align: justify;
}

/* 业务范围 */
.service-items {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.service-item {
    text-align: center;
    padding: 30px;
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.service-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.service-item img {
    height: 80px;
    margin-bottom: 20px;
}

.service-item h3 {
    font-size: 22px;
    margin-bottom: 15px;
    color: #1e88e5;
}

/* 联系我们 */
.contact {
    background-color: #f9f9f9;
}

.contact-content {
    display: flex;
    gap: 50px;
}

.contact-info {
    flex: 1;
}

.contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 30px;
}

.contact-item img {
    width: 50px;
    margin-right: 20px;
}

.contact-item h3 {
    font-size: 20px;
    margin-bottom: 5px;
    color: #1e88e5;
}

.contact-form {
    flex: 1;
    background-color: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.contact-form h3 {
    font-size: 24px;
    margin-bottom: 20px;
    color: #1e88e5;
    text-align: center;
}

.form-group {
    margin-bottom: 20px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
    transition: all 0.3s ease;
    font-family: 'Microsoft YaHei', sans-serif;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: #1e88e5;
    outline: none;
}

/* 友情链接 */
.links {
    background-color: #fff;
    padding: 40px 0;
}

.link-items {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 30px;
}

.link-items a {
    font-size: 16px;
    color: #666;
}

.link-items a:hover {
    color: #1e88e5;
}

/* 页脚 */
footer {
    background-color: #333;
    color: #fff;
    padding: 30px 0;
    text-align: center;
}

.copyright p {
    margin-bottom: 10px;
    font-size: 14px;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .about-content {
        flex-direction: column;
    }
    
    .contact-content {
        flex-direction: column;
    }
}

@media (max-width: 768px) {
    header .container {
        flex-direction: column;
    }
    
    .logo {
        margin-bottom: 15px;
    }
    
    nav ul {
        margin-top: 15px;
    }
    
    nav ul li {
        margin-left: 15px;
        margin-right: 15px;
    }
    
    .banner {
        height: 500px;
        margin-top: 140px;
    }
    
    .banner h2 {
        font-size: 36px;
    }
    
    .banner p {
        font-size: 18px;
    }
    
    section {
        padding: 60px 0;
    }
}

@media (max-width: 576px) {
    .banner h2 {
        font-size: 28px;
    }
    
    .banner p {
        font-size: 16px;
    }
    
    .section-header h2 {
        font-size: 28px;
    }
} 
.copyright p a{color:#fff}