<div class="col-12 col-sm-4" style="height:100px;">
	<button onclick="setColor21('button21')" type="button" id="button21" class="btn btn-dark btn-block" style="height:80px;" data-toggle="collapse" data-target="#collapseWorkingExperience" aria-expanded="false" aria-controls="collapseAccount">
		Experience In SALIHIN
	</button>
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