* {
        margin: 0;
        padding: 0;
        border: 0;
        outline: 0;
        font-size: 100%;
        vertical-align: baseline;
        background: transparent;
    }




.bkgnd{
	background-color: blue ;
}


.mainlogo {
	float: left;
	height: 120px;
	padding: 5px;
	}
	
	.maintitle
	{
	color: yellow;
	margin-bottom: 100px;
	}
	
	
	
	
	h1{
		font-size: 250%;
		}


	h2{
		font-size: 200%;
		}
		


	.main_content{
		margin-left: 50px;
		column-count: 2;
		column-gap: 20px;
	 }


	.cardio {
		display: inline-block;
		height: 300px;
	}
	
	.crt2{
		display: inline-block;
		height: 300px;
		margin: 10px;
	}


	
	.closing{
		background-color: blue
	}