Hi there,
cam you check the customizer colors as the visited color is coming from its CSS.
Try this CSS:
.fl-node-5c76252eb577c aside {
margin-bottom: 40px !important;
padding-bottom: 20px;
}
.fl-node-5c76252eb577c aside ul li {
margin-bottom: 5px;
padding-bottom: 5px;
font-size: 16px;
}
.fl-node-5c76252eb577c aside ul li a {
border-bottom: 1px solid #ccc;
}
It would be good to replace the BB unique class of .fl-node-5c76252eb577c
with your own custom class.