body {
		background-color: rgb(125,255,125);
	}

body.aa {
		background-color: rgb(125,125,255);
		}
	
.buttons {
		text-align: center;
		font-size: 14pt;
		background-color: rgb(125,255,125);
		color: rgb(125,125,125);
		padding: 10px 40px;
		margin-top: 5px;
		margin-bottom: 5px;
		cursor: pointer;
		text-decoration: none;
		width: 400px;
		border-radius: 8px;
			}
			
.buttons-a {
		text-align: center;
		font-size: 14pt;
		background-color: rgb(125,125,255);
		color: rgb(75,75,75);
		padding: 10px 40px;
		margin-top: 5px;
		margin-bottom: 5px;
		cursor: pointer;
		text-decoration: none;
		width: 400px;
		border-radius: 8px;
			}
			
.buttons-a:hover {
		background-color: rgb(165,165,255);
		color: rgb(255,255,255);
			}
			
.buttons:hover {
		background-color: rgb(165,255,165);
		color: rgb(255,255,255);
		
			}
			
.buttons1 {
		text-align: left;
		font-size: 20pt;
		background-color: rgb(125,255,125);
		color: rgb(125,125,125);
		padding: 10px 40px;
		//margin: 10px;
		//cursor: pointer;
		text-decoration: none;
			}

.buttons3 {
		text-align: center;
		}
		
a		{	
		text-decoration: none;
			}

.buttons4 {
		text-align: center;
		//font-size: 14pt;
		background-color: rgb(125,255,125);
		//color: rgb(125,125,125); 
		//padding: 10px 40px;
		//margin-top: 5px;
		//margin-bottom: 5px;
		cursor: pointer;
		text-decoration: none;
		width: 170px;
		//border-radius: 8px;
		}
		
.buttons4:hover {
		background-color: rgb(165,255,165);
		color: rgb(255,255,255);
		
			}
			
a:hover {
		//color: rgb(125,255,125);
		color: rgb(255,255,255);
		}
			
a:visited {
		//color: rgb(255,0,0);
		}
.videostyle {
		//margin-left: 10px;
		margin-left: 15%;
		//margin-right: 10px;
		float: left;
		
		}
.videostyle2 {
		//display: block;
		//margin: auto;
		margin-left: 15%;
		float: left;
		}
video {
		display:block;
		margin: 0 auto;
		}


.videoButtons {
		//float: right;
		margin-right: 0px;
		}
	
	
.top {
		float: center;
		// background-color: rgb(185,255,185);
		color: white;
		text-align: center;
		font-size: 24pt;
		font-family: arial;
		padding: 20px;
		margin: 0px;
		
		}
section.b {
	background-color : rgb(200,200,200);
	margin-left : 30px;
	margin-right : 30px;
	padding-left : 20px;
}

h4.c {
		color : white;
}

pre{
    counter-reset: line;
}

code.d{
    counter-increment: line;
	
}

code.d:before{
    content: counter(line);
	color : white;
}