.video-block {
    position:relative;
    
}


.video-header{
    left: 0;
    width: 100%;    
}
.video-container {
    position:relative;
    width:100%;
    padding-top: 66.7%;
}


.video-container:before{
	content: "";
	/*display: block;*/
	padding-top: 100%;
}

.video-container video,
.video-container iframe,
.video-container object,
.video-container embed {
    position: absolute;
    top: 0;
	left: 0;
    width:100%;
}
.video-container img {
    position: absolute;
    top: 0;
	left: 0;
	width:100%;
    bottom:0;
    
    
}

.playbutton{
    background-size:100% auto;
}

.a1{
        display:block;
    }

.a2{
        font-size:3em;
        display:block;
    }