使用nav 標籤，裡面元素class 用 navbar 做為開頭，bootstrap 3，用 ... 4 改使用 navbar-light / navbar-dark 之類改變navbar顏色，bootstrap 4， ... ... <看更多>

You can overwrite the bootstrap colors, including the .navbar-inner class, by targetting it in your own stylesheet as opposed to modifying ... ... <看更多>