* {
                margin: 0;
                padding: 0;
                box-sizing: border-box;
                font-family: "Microsoft YaHei", sans-serif;
            }
            
            body {
                background-color: #1a75cf;
                color: white;
            }
            
            .container {
                max-width: 1200px;
                margin: 0 auto;
                padding: 20px;
            }
            
            header {
                text-align: center;
                padding: 10px 0;
            }
            
            .logo {
                width: 120px;
                margin-bottom: 10px;
            }
            
            .company-name {
                font-size: 12px;
                opacity: 0.9;
            }
            
            .title {
                font-size: 36px;
                font-weight: bold;
                margin: 5px 0;
                text-align: center;
                color: white;
            }
            
            .subtitle {
                font-size: 18px;
                color: rgba(255, 255, 255, 0.9);
                margin-bottom: 30px;
            }
            
            .main-image {
                width: 100%;
                max-width: 800px;
                margin: 0 auto 40px;
                display: block;
            }
            
            .advantages {
                background-color: white;
                border-radius: 15px;
                padding: 30px;
                color: #333;
            }

            .advantage-grid {
                display: grid;
                grid-template-columns: repeat(2, 1fr);
                grid-gap: 30px;
                text-align: center;
            }
            
            .advantage-item {
                display: flex;
                flex-direction: column;
                align-items: center;
                width: 56%;
                flex: 2; /* 使两个块平分容器空间 */
                box-sizing: border-box; 
                margin-left: 30%;
            }
            
            .icon-circle {
                width: 80px;
                height: 80px;
                background-color: #7fb3e0;
                border-radius: 50%;
                display: flex;
                justify-content: center;
                align-items: center;
                margin-bottom: 15px;
            }
            
            .advantage-title {
                font-size: 18px;
                font-weight: bold;
                margin-bottom: 10px;
            }
            
            .advantage-desc {
                font-size: 16px;
                line-height: 1.5;
            }
            
            @media (max-width: 768px) {
                .advantage-grid {
                    /* grid-template-columns: 1fr; */
                }
            }