        /* 电脑端 的顶部导航栏*/
        @media (min-width: 768px) {
            .header {
                padding: 10px 30px;
                min-height: 60px;
                display: flex;
                align-items: center;
                justify-content: space-between;
                background: #f5f5f5;
                position: relative;
                border-bottom: 1px solid #eee;
            }

            .logo {
                display: flex;
                align-items: center;
                text-decoration: none;
                flex-shrink: 0;
            }


            .logo img {
                height: 50px;
                margin-right: 10px;
            }

            .logo-text {
                color: #000000;
                font-size: 24px;
                font-weight: 600;
                margin: 0;
            }

            .contact-btn {
                background: #00c073;
                border: 2px solid #00c073;
                color: #ffffff;
                padding: 8px 16px;
                border-radius: 5px;
                font-size: 16px;
                font-weight: 500;
                cursor: pointer;
            }
        }

        /* 电脑端 的APP名称导航栏*/
        @media (min-width: 768px) {
            .nav-wrapper {
                padding: 12px 10px;
                background: #f5f5f5;
                display: flex;
                justify-content: center;
                width: 100%;
            }

            .nav {
                display: flex;
                align-items: center;
                justify-content: center;
                width: auto;
                margin: 0 auto;
            }

            .nav-item {
                padding: 10px 10px;
                margin: 0 5px;
                color: #000000;
                text-decoration: none;
                border-radius: 5px;
                transition: all 0.3s;
                white-space: nowrap;
                cursor: pointer;
            }

            .nav-item.active {
                background-color: #00c073;
                color: #ffffff;
            }

           
        }


        /* 电脑端 的底部页脚*/
        @media (min-width: 768px) {
            iframe{
                width: 1000px;
                height: 100vh;
                margin: 0 auto;
                display: block;
            }
        }