強制導航欄在滾動時始終停留在頁面頂部
<nav class="navbar navbar-expand-sm bg-light @(9)"> <ul class="navbar-nav"> <li class="nav-item"> <a class="nav-link" href="#">連結 1</a> </li> <li class="nav-item"> <a class="nav-link" href="#">連結 2</a> </li> </ul> </nav>
<nav class="navbar navbar-expand-sm bg-light fixed-top"> <ul class="navbar-nav"> <li class="nav-item"> <a class="nav-link" href="#">連結 1</a> </li> <li class="nav-item"> <a class="nav-link" href="#">連結 2</a> </li> </ul> </nav>