body {
        font-family: "Sawarabi Mincho", "YuMincho", "Hiragino Mincho ProN", serif;
    }
    
    h1 {
        font-size: 24px;
    }
    
    h2 {
        font-size: 20px;
    }
    
    h3 {
        font-size: 14px;
    }
    
    p {
        font-size: 15px;
    }
    
    .san-serif {
        font-family: "Sawarabi Gothic", "YuGothic", "Yu Gothic", "Hiragino Kaku Gothic ProN", "Hiragino Sans", sans-serif;
    }
    
    .wrapper {
        /*border: 1px gray solid;
        box-sizing: content-box;*/
        width: 1100px;
        max-width: 100%;
        margin-left: auto;
        margin-right: auto;
    }
    /* header  */
    
    .headerNav {
        height: 188px;
        margin-top: 34px;
        margin-left: 50px;
        margin-right: 50px;
    }
    /*.headerLogo {}
    
    .gnav {}
    */
    
    .gnav ul {
        display: flex;
        justify-content: flex-end;
    }
    
    .gnav li {
        padding-left: 1em;
    }
    
    .headerImg {
        width: 1000px;
        height: 333px;
        margin: 0 50px;
    }
    
    .headerSlide {
        width: 100%;
        height: 500px;
        margin: 0;
    }
    /* main    */
    /* footer  */
    
    footer {
        width: 100%;
        height: 372px;
        padding-top: 63px;
        background-color: #283C28;
        color: white;
    }
    
    .footerNav {
        display: flex;
    }
    
    .footer-left {
        width: 300px;
    }
    
    .footer-right {
        width: 800px;
    }
    
    .mainMenu ul {
        display: flex;
    }
    
    .mainMenu li {
        padding-left: 1em;
    }
    
    .product-submenu {
        width: 600px;
        margin-top: 1.5em;
    }
    
    .product-submenu ul {
        display: flex;
        flex-wrap: wrap;
    }
    
    .product-submenu li {
        width: 25%;
    }
    
    .copyright {
        margin-top: 50px;
        margin-bottom: 50px;
        text-align: center;
    }