body{font-family:'Microsoft JhengHei',sans-serif;margin:0;padding:0}.navbar{background-color:#111}.navbar-nav .nav-link{color:#fff;margin:0 10px}.navbar-nav .nav-link:hover{color:#f80}.banner{background:url(../images/h_img.jpg) center/cover no-repeat;color:#fff;text-align:center;padding:300px 20px}.banner h1{font-size:3rem;font-weight:700}.bg1{background:url(../images/bg1.jpg) center/cover no-repeat}.cta-btn{padding:12px 30px;font-size:1.2rem}.product-card img{height:200px;object-fit:cover}.map-container iframe{width:100%;height:350px;border:none}footer{background-color:#111;color:#aaa;padding:20px}footer a{color:rgb(255 255 255 / .2);text-decoration:none}footer a:hover{color:rgb(255 255 255 / .5)}.back-to-top{position:fixed;top:50%;right:15px;transform:translateY(-50%);background:rgb(0 0 0 / .2);color:#fff;padding:8px 14px;border-radius:30px;text-decoration:none;font-size:16px;font-weight:600;z-index:9999;transition:all 0.3s ease}.back-to-top:hover{background:rgb(0 0 0 / .5);color:#fff}.mobile-bottom-nav{position:fixed;bottom:0;left:0;width:100%;background:rgb(20 20 20 / .5);display:flex;justify-content:space-around;align-items:center;padding:8px 0;z-index:10000;backdrop-filter:blur(6px)}.mobile-bottom-nav a{flex:1;text-align:center;color:rgb(255 255 255 / .7);font-size:14px;text-decoration:none;display:flex;flex-direction:column;align-items:center;transition:color 0.3s}.mobile-bottom-nav a i{font-size:22px;margin-bottom:3px}.mobile-bottom-nav a:hover{color:#fff}