.button card-header .card .button btn-block  .btn-block btn > btn-link btn > .btn-link .bg-info .btn-link{
	
	background:#6c757d;
	
	background-color: #6c757d; 
	opacity: 0.7;
}

accordion .accordion  {
	-webkit-box-shadow: 0px 2px 5px 0px rgba(0,0,0,0.75);
	-moz-box-shadow: 0px 2px 5px 0px rgba(0,0,0,0.75);
	box-shadow: 0px 2px 5px 0px rgba(0,0,0,0.75);
	background:#6c757d;
	
	background-color: #6c757d; 
}

.card-default { 
    padding: 0px; //if not working use !important rule
    background-color: #6c757d;
    background:#6c757d;
    }

table, th, td {
  border: 1px solid black;
}

table {
width: 90%
}