Bootstrap split vertical background 2 color and can't fill color on right side

1

Hi Guys. Maybe can help me? :confused:
I can’t delete vertical right background line and fill color #A9B1CC :confused: My project code https://codepen.io/id13/pen/OjwbZv

2

Do you mean line and background color of the navbar? If you do, this is code that is applying border to the navbar, you need to override it via your own styles.

.nav-tabs {
    border-bottom: 1px solid #ddd;
}

Background:

.nav-tabs>li>a:hover {
    border-color: #eee #eee #ddd;
}