css - Silver bars above and below Bootstrap 3 navbar -


there thin silver or white maybe, bars @ top , bottom of bootstrap 3 navbar. i'm unable locate css class change. tried using chrome console work out i'm having no luck on one. can lend expertise?

enter image description here

here jsfiddle

some "code" needed here or can't post jsfiddle link?

in boostrap.min.css file for:

.navbar{position:relative;min-height:50px;margin-bottom:20px;border:1px solid transparent}

change to:

.navbar{position:relative;min-height:50px;margin-bottom:20px;border:none}

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