.card-material{
	height: 497px;
	width: 271px;
	margin: 22px 0;
	background-color: #fff;
	padding: 0 0 25px;
	position: relative;
	box-shadow: 0 0 21px rgba(62,62,76,0.26);
	display: block;
}
.card-material__photo{
	height: 209px;
	margin: 0 auto 20px;
	background-color: #ccc;
	position: relative;
}
.card-material__mask{
	position: absolute;
	top: 0;
	bottom: 0;
	left: 0;
	right: 0;
	opacity: 0.8;
}
.card-material__play{
	position: absolute;
	left: 23px;
	bottom: 23px;
	width: 34px;
	height: 34px;
	display: block;
}
.card-material__content{
	padding: 20px 30px 0;
	text-align: center;
	font-weight: 700;
}
.card-material__theme{
	letter-spacing: 0.4em;
	font-size: 11px;
	color: #a3a6b6;
	margin-bottom: 8px;
	text-transform: uppercase;
}
.card-material__name{
	font-size: 28px;
	max-height: 100px;
	overflow: hidden;
}
.card-material__speaker{
	font-size: 14px;
}
.card-material__button{
	left: 54px;
	right: 54px;
	position: absolute;
	bottom: 25px;
	line-height: 1em;
	padding: 15px 0;
	width: auto;
}

.card-material__mask_blue{
	background: linear-gradient(to top right, rgba(73,138,237,1) 0%, rgba(73,138,237,0.6) 25%, rgba(73,138,237,0) 45%);
}
.card-material__mask_green{
	background: linear-gradient(to top right, rgba(71,189,147,1) 0%, rgba(71,189,147,0.6) 25%, rgba(71,189,147,0) 45%);
}
.card-material__mask_purple{
	background: linear-gradient(to top right, rgba(148,66,239,1) 0%, rgba(148,66,239,0.6) 25%, rgba(148,66,239,0) 45%);
}
.card-material__mask_red{
	background: linear-gradient(to top right, rgba(247,60,79,1) 0%, rgba(247,60,79,0.6) 25%, rgba(247,60,79,0) 45%);
}