.product-list-big li {
	width: 100%;
    float: left;
    border: 1px solid #eee;
    outline: 0;
	padding: 10px;
}

.product-list-big li .thumb img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
}

.product-list-big li .thumb {
    height: 300px;
    overflow: hidden;
    margin-top: 10px;
    background-color: #fff;
}

@media screen and (min-width: 640px) {
	.slider .slides {
		height: 230px !important;
	}
	.advantages-point li {
		float: left;
		width: 50%;
	}
	.page-header {
		height: 170px;
	}
	.blog-header {
		height: 250px;
	}
	.comment-list_child {
		padding:0 0 0 40px;
	}
	.product-list li {
		/*width: calc(25% - 4px);*/
		width: 25%;
	}
	
	.product-list-big li {
		width: 50%;
		float: left;
	}
	
	.product-list li .thumb {
		height: 110px;
	}
	
	.product-list-big li .thumb {
		height: 300px;
	}
	
	.category-list li {
		/*width: calc(25% - 1px);*/
		width: 25%;
	}
	.product-slider {
		height: 400px;
	}
}

@media screen and (min-width: 768px) {
	.slider {
		height: 340px !important;
	}
	.slider .slides {
		height: 320px !important;
	}
	.slider .slides li {
		height: 340px;
	}
	.page-header {
		height: 190px;
	}
	.blog-header {
		height: 270px;
	}
	.product-list li .thumb {
		height: 110px;
	}
	
	.product-list-big li {
		width: 50%;
	}	
	
	.product-list-big li .thumb {
		height: 400px;
	}
	
	.product-slider {
		height: 450px;
	}
}