.ln_banner>img{width: 100%;}

.lnd_nav{height: 70px;background-color: #f7f7f7;}
.lnd_nav_c{width: 1200px;margin: 0 auto;height: 100%;display: flex;align-items: center;}
.lnd_nav_c>img{margin-right: 16px;}
.lnd_nav_c>a{color: #747474;font-size: 14px;margin-right: 10px;}
.lnd_nav_c>span{margin-right: 10px;color: #747474;font-size: 16px;}

.lnd_main{width: 1200px;margin: 0 auto;padding: 30px 0 100px;text-align: center;}
.lnd_main>h1{font-size: 26px;border-bottom: 1px solid #d9d9d9;line-height: 2;margin-bottom: 20px;}
.lnd_main>span{display: block;margin-bottom: 60px;}
.lnd_main>p{text-align: left;text-indent: 2em;line-height: 2;}
.rich_text{text-align: left;}
.rich_text img{max-width: 100%;}

@media screen and (max-width: 766px) {
    .ln_banner>img{height: 30rem;object-fit: cover;}

    .lnd_nav{overflow: auto;padding: 0 15px;}
    .lnd_nav::-webkit-scrollbar{ display:none; }          
    .lnd_nav_cont{width: 250vw;}
    .lnd_nav_cont>a{font-size: 1.2rem;}
    .lnd_nav_cont>span{font-size: 1.2rem;}

    .lnd_main>h1{font-size: 2.6rem;}
    .lnd_main>span{margin-bottom: 5rem;}
    .rich_text{padding: 0;}
    
}