:root {
  --jumbotron-padding-y: 3rem;
}

.jumbotron {
  padding-top: var(--jumbotron-padding-y);
  padding-bottom: var(--jumbotron-padding-y);
  margin-bottom: 0;
  background-color: #fff;
}
@media (min-width: 768px) {
  .jumbotron {
    padding-top: calc(var(--jumbotron-padding-y) * 2);
    padding-bottom: calc(var(--jumbotron-padding-y) * 2);
  }
}

.jumbotron p:last-child {
  margin-bottom: 0;
}

.jumbotron-heading {
  font-weight: 300;
}

.jumbotron .container {
  max-width: 40rem;
}

footer {
  padding-top: 3rem;
  padding-bottom: 3rem;
}

footer p {
  margin-bottom: .25rem;
}

.box-shadow { box-shadow: 0 .25rem .75rem rgba(0, 0, 0, .05); }

.containerrr {
    border: none;
    width: 100%;
    height: 100%;
    overflow-x: auto;
    overflow-y: hidden;
    white-space: nowrap;
	float: center; 
}

    .mycont{
	text-transform: uppercase;
	border: 2px solid white;
	float: center; 
	color: white;
	font-size: 200%;
	vertical-align: middle;
	display: inline-block;
	float: left;
	max-width: 19%;
	min-width: 19%;
	max-height: 24%;
	min-height:19%;
    margin: 0.5%;
	padding-left:5px;
	padding-right:5px;
	padding-top: 10px;
	padding-bottom:10px;
	 background-color: red;
	}
	
	.mycont:hover{
	border: 2px solid black;
	text-transform: uppercase;
	float: center; 
	color: yellow;
	font-size: 200%;
	font-weight:bold;
	vertical-align: middle;
	display: inline-block;
	float: left;
	max-width: 19%;
	min-width: 19%;
	max-height: 24%;
	min-height:19%;
    margin: 0.5%;
	padding-left:5px;
	padding-right:5px;
	padding-top: 10px;
	padding-bottom:10px;
	 /*background-color: green;*/
	}