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Change text color on Navbar

I am unable to change one element of my Navbar to white (to match the others). I've tried the other questions on StackOverflow with CSS/HTML but it simply does not change!

Here is my HTML code:

Thanks,

Have tried CSS override on the color, but does not have any action.

    <nav class="navbar navbar-expand-lg navbar-dark" style="background-color: #d35400;">
        <a class="navbar-brand" href="">P s y c h l y t X | Scala: Client View</a>
        <button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarNav" aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
        <span class="navbar-toggler-icon"></span>
        </button>
        <div class="collapse navbar-collapse" id="navbarNav">
            <ul class="navbar-nav">
                <li class="nav-item active">
                    <a class="nav-link" href="">Home <span class="sr-only">(current)</span></a>
                </li>
                <li class="nav-item">
                    <a class="nav-link" href="">Return to Scala application</a>
                </li>
                <li class="nav-item">
                    <a class="nav-link" href="/scale">Edit my client's outcomes</a>
                </li>
            </ul>
            <ul class="navbar-nav ml-auto">
                <li class="nav-item">
                    <a class="nav-text" >Welcome, <%= @user['info']['name'] %></a>
                </li>
            </ul>
        </div>
    </nav>

 nav {color: #FFFFFF;} a:-webkit-any-link {color: #FFFFFF;} 
 <nav class="navbar navbar-expand-lg navbar-dark" style="background-color: #d35400;"> <a class="navbar-brand" href="">P sychlyt X | Scala: Client View</a> <button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarNav" aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation"> <span class="navbar-toggler-icon"></span> </button> <div class="collapse navbar-collapse" id="navbarNav"> <ul class="navbar-nav"> <li class="nav-item active"> <a class="nav-link" href="">Home <span class="sr-only">(current)</span></a> </li> <li class="nav-item"> <a class="nav-link" href="">Return to Scala application</a> </li> <li class="nav-item"> <a class="nav-link" href="/scale">Edit my client's outcomes</a> </li> </ul> <ul class="navbar-nav ml-auto"> <li class="nav-item"> <a class="nav-text" >Welcome, <%= @user['info']['name'] %></a> </li> </ul> </div> </nav> 

Any of these classes aplied to the nav have the background-color property? If yes, try to put a !important after the color.

如果您曾经生成过脚手架,脚手架将带有默认的css样式,可以篡改您的CSS,所以请检查您的asset / stylesheet / scaffold.css并删除那里的css代码,看看它是否有帮助。

if you are using Bootstrap:
change navbar-dark to navbar-white or navbar-light and add text-dark

<nav class="navbar navbar-expand-lg navbar-light text-dark" style="background-color: #d35400;">

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