<ul class="hz-cells">
					<li>
						<div class="hz-pic"><img src="img/hz1.png" alt=""></div>
					</li><li>
						<div class="hz-pic"><img src="img/hz2.png" alt=""></div>
					</li><li>
						<div class="hz-pic"><img src="img/hz3.png" alt=""></div>
					</li><li>
						<div class="hz-pic"><img src="img/hz4.png" alt=""></div>
					</li><li>
						<div class="hz-pic"><img src="img/hz5.png" alt=""></div>
					</li><li>
						<div class="hz-pic"><img src="img/hz6.png" alt=""></div>
					</li><li>
						<div class="hz-pic"><img src="img/hz7.png" alt=""></div>
					</li><li>
						<div class="hz-pic"><img src="img/hz8.png" alt=""></div>
					</li><li>
						<div class="hz-pic"><img src="img/hz9.png" alt=""></div>
					</li><li>
						<div class="hz-pic"><img src="img/hz10.png" alt=""></div>
					</li>
				</ul>

.hz-pic img{
	 filter:brightness(0);
	  opacity: 50%;
}