@charset "utf-8";
 * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: "Microsoft YaHei", Arial, sans-serif;
        }
        
        body {
            color: #333;
            line-height: 1.6;
            background-color: #f5f5f5;
        }
		TEXTAREA{overflow:auto;background-image:url(https://www.buy8866.com/Skins/Default/TEXTAREAbg.gif);background-repeat:no-repeat;background-position:bottom right;}
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 15px;
        }
.footer-col a{
color: #bdc3c7;
text-decoration: none;

}
.footer-col a:hover{
 color: #3498db;
}
.info-item a{
color:#333;text-decoration:none;
}
.info-item a:hover{color:#3498db;text-decoration:none;}
        header {
            background-color: #fff;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
            position: sticky;
            top: 0;
            z-index: 100;
        }
        
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        
        .logo {
            display: flex;
            align-items: center;
        }
        
        .logo img {
            height: 50px;
            margin-right: 10px;
        }
        
        .logo h1 {
            font-size: 24px;
            color: #2c3e50;
        }
        
        nav ul {
            display: flex;
            list-style: none;
        }
        
        nav ul li {
            margin-left: 30px;
        }
        
        nav ul li a {
            text-decoration: none;
            color: #2c3e50;
            font-weight: 500;
            transition: color 0.3s;
        }
        
        nav ul li a:hover {
            color: #3498db;
        }
        .banner {
            height: 500px;
            background-image: url('../image/info.jpg?ixlib=rb-1.2.1&auto=format&fit=crop&w=1350&q=80');
            background-size: cover;
            background-position: center;
            display: flex;
            align-items: center;
            position: relative;
        }
        
        .banner::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.5);
        }
        
        .banner-content {
            position: relative;
            z-index: 1;
            color: #fff;
            max-width: 600px;
        }
        
        .banner-content h2 {
            font-size: 42px;
            margin-bottom: 20px;
        }
        
        .banner-content p {
            font-size: 18px;
            margin-bottom: 30px;
        }
        
        .btn {
            display: inline-block;
            padding: 12px 30px;
            background-color: #3498db;
            color: #fff;
            text-decoration: none;
            border-radius: 4px;
            font-weight: 500;
            transition: background-color 0.3s;
			border-color:#3498db;
        }
        
        .btn:hover {
            background-color: #2980b9;
        }
        .services {
            padding: 80px 0;
            background-color: #fff;
        }
        
        .section-title {
            text-align: center;
            margin-bottom: 50px;
        }
        
        .section-title h2 {
            font-size: 36px;
            color: #2c3e50;
            margin-bottom: 15px;
        }
        
        .section-title p {
            color: #7f8c8d;
            font-size: 18px;
        }
        
        .services-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        
        .service-card {
            background-color: #f9f9f9;
            border-radius: 8px;
            overflow: hidden;
            transition: transform 0.3s, box-shadow 0.3s;
        }
        
        .service-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
        }
        
        .service-card img {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }
        
        .service-content {
            padding: 25px;
        }
        
        .service-content h3 {
            font-size: 22px;
            margin-bottom: 15px;
            color: #2c3e50;
        }
        
        .service-content p {
            color: #7f8c8d;
            margin-bottom: 20px;
        }
        .about {
            padding: 80px 0;
            background-color: #f5f5f5;
        }
        
        .about-content {
            display: flex;
            align-items: center;
            gap: 50px;
        }
        
        .about-img {
            flex: 1;
            border-radius: 8px;
            overflow: hidden;
        }
        
        .about-img img {
            width: 100%;
            height: auto;
            transition: transform 0.5s;
        }
        
        .about-img:hover img {
            transform: scale(1.05);
        }
        
        .about-text {
            flex: 1;
        }
        
        .about-text h2 {
            font-size: 36px;
            color: #2c3e50;
            margin-bottom: 20px;
        }
        
        .about-text p {
            margin-bottom: 15px;
            color: #555;
        }
        .cases {
            padding: 80px 0;
            background-color: #fff;
        }
        
        .cases-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        
        .case-item {
            position: relative;
            border-radius: 8px;
            overflow: hidden;
            height: 250px;
        }
        
        .case-item img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s;
        }
        
        .case-item:hover img {
            transform: scale(1.1);
        }
        
        .case-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
            color: #fff;
            padding: 20px;
        }
        .contact {
            padding: 80px 0;
            background-color: #f5f5f5;
        }
        
        .contact-container {
            display: flex;
            gap: 50px;
        }
        
        .contact-info {
            flex: 1;
        }
        
        .contact-info h3 {
            font-size: 24px;
            margin-bottom: 20px;
            color: #2c3e50;
        }
        
        .info-item {
            display: flex;
            margin-bottom: 20px;
        }
        
        .info-item i {
            font-size: 20px;
            color: #3498db;
            margin-right: 15px;
        }
        
        .contact-form {
            flex: 1;
            background-color: #fff;
            padding: 30px;
            border-radius: 8px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        }
        
        .form-group {
            margin-bottom: 20px;
        }
        
        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 500;
        }
        
        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 12px;
            border: 1px solid #ddd;
            border-radius: 4px;
            font-size: 16px;
        }
        
        .form-group textarea {
            height: 120px;
        }
        footer {
            background-color: #2c3e50;
            color: #fff;
            padding: 50px 0 20px;
        }
        
        .footer-container {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            margin-bottom: 30px;
        }
        
        .footer-col h3 {
            font-size: 20px;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }
        
        .footer-col h3::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 50px;
            height: 2px;
            background-color: #3498db;
        }
        
        .footer-col p {
            margin-bottom: 15px;
            color: #bdc3c7;
        }
        
        .footer-col ul {
            list-style: none;
        }
        
        .footer-col ul li {
            margin-bottom: 10px;
        }
        
        .footer-col ul li a {
            color: #bdc3c7;
            text-decoration: none;
            transition: color 0.3s;
        }
        
        .footer-col ul li a:hover {
            color: #3498db;
        }
        
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: #bdc3c7;
            font-size: 14px;
        }
        
        .copyright a {
            color: #bdc3c7;
            text-decoration: none;
        }
        
        .copyright a:hover {
            color: #3498db;
        }
		.F03{color:#FF0000}
        @media (max-width: 992px) {
            .services-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .cases-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .footer-container {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .about-content {
                flex-direction: column;
            }
            
            .contact-container {
                flex-direction: column;
            }
        }
        
        @media (max-width: 768px) {
            .header-container {
                flex-direction: column;
            }
            
            nav ul {
                margin-top: 20px;
            }
            
            nav ul li {
                margin: 0 10px;
            }
            
            .banner {
                height: 400px;
            }
            
            .banner-content h2 {
                font-size: 32px;
            }
        }
        
        @media (max-width: 576px) {
            .services-grid {
                grid-template-columns: 1fr;
            }
            
            .cases-grid {
                grid-template-columns: 1fr;
            }
            
            .footer-container {
                grid-template-columns: 1fr;
            }
            
            .banner-content h2 {
                font-size: 28px;
            }
        }