.imgV {  
    width: 100%;
	max-width: 850px; 
	height:auto
}

.center {
	margin: 0 auto;
    text-align: center;
}

/* Button */
.play_v {
	border-style: none;
	background: #669999;
	border-radius: 50% / 10%;
	color: #FFFFFF;
	font-size: 20px;
	height: 3em;
	width: 4em;
	margin: 0 auto;
	padding: 0;
	text-align: center;
	transform: translate(-50%, -50%);
	top: 50%;
	left: 50%;
	text-indent: 0.1em;
	transition: all 300ms ease-out;
	position: absolute;
	opacity: .5;
	cursor: pointer;
}

.play_v:hover {
   background: darkorange;
   opacity: 0.9;
}
.play_v::before { 
   background: inherit;
   border-radius: 5% / 50%;
   bottom: 9%;
   content: "";
   left: -5%;
   position: absolute;
   right: -5%;
   top: 9%;
}
.play_v::after {
   border-style: solid;
   border-width: 1em 0 1em 1.732em;
   border-color: transparent transparent transparent rgba(255, 255, 255, 0.75);
   content: ' ';
   font-size: 0.75em;
   height: 0;
   margin: -1em 0 0 -0.75em;
   top: 50%;
   left: 50%;
   position: absolute;
   width: 0;
}
/* Button end */

/* Button2 */

#video-play {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  margin: auto;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  box-shadow: 0 0 0 4px #fff;
  z-index: 1;
  cursor: pointer;
  transition: 0.2s ease;
  transition-property: opacity, visibility;
}
#video-play::before {
  content: '';
  display: block;
  position: absolute;
  top: 0;
  bottom: 0;
  margin: auto;
  left: 21px;
  width: 0;
  height: 0;
  border: 20px solid transparent;
  border-top-width: 12px;
  border-bottom-width: 12px;
  border-left-color: #fff;
  border-right-width: 0;
  transition: transform 0.2s ease;
}
#video-play:hover::before {
  transform: scale(1.2);
}