.slider h3,
.slider h5,
.clients h3 {
	text-shadow: 1px 1px 3px rgba (0,0,0,0.5);
}

.parallax-container {
	height: 20%;
}

.parallax img {
	filter: grayscale(1);
	opacity: 0.5 !importent;
}

.clients img {
	max-width: 150px;
	filter: drop-shadow(1px 1px 1px rgba (0,0,0,0.8));
}

section, footer {
	padding: 20px 0;
}