<div class="gallery">
	<span class="gallery__hdg">GALLERY</span>
	<div class="gallery__group">
		<div data-tilt class="gallery__img gallery__img--1"></div>
		<div data-tilt class="gallery__img gallery__img--2"></div>
		<div data-tilt class="gallery__img gallery__img--3"></div>
		<div data-tilt class="gallery__img gallery__img--4"></div>
	</div>
</div>

* {
	box-sizing: border-box;
}

html, body {
	height: 100%;
	font-family: sans-serif;
}

body {
	margin: 0;
	width: 3000px;
}

.gallery {
	width: 100%;
	height: 100%;
	background-color: #222;
	display: flex;
	align-items: center;
	&__hdg {
		display: block;
		margin-left: 160px;
		color: #888;
		font-size: 120px;
		font-weight: 700;
		letter-spacing: 0.1em;
		text-shadow: 1px -1px 1px #555,
        1px -2px 1px #555,
        1px -3px 1px #555,
        1px -4px 1px #555,
        1px -5px 1px #555,
				1px -6px 1px #555,
    1px -10px 6px rgba(16, 16, 16, .4),
    1px -15px 10px rgba(16, 16, 16, .2),
    1px -20px 35px rgba(16, 16, 16, .2),
    1px -25px 60px rgba(16, 16, 16, .4);
	}
	&__group {
		width: 1700px;
		margin-left: 300px;
		display: flex;
		justify-content: space-between;
		align-items: center;
	}
	&__img {
		width: 15%;
		height: 0;
		padding-top: calc(3 / 2 * 15%);
		border-radius: 5px;
		box-shadow: 8px 8px 60px rgba(0, 0, 0, .5);
		cursor: pointer;
		&--1 {
			background-image: url(https://drive.google.com/uc?export=view&id=1TBVd7oaTcs6bgDuOpA6GsNA_yEHe8BN4);
		}
		&--2 {
			background-image: url(https://drive.google.com/uc?export=view&id=1rnWwREMXqRMWyzJCSef6xb14G4K_pq8M);
		}
		&--3 {
			background-image: url(https://drive.google.com/uc?export=view&id=1RKsZ8VpPF8ScRwIJ-hVI4Zr2eRAB5HLt);
		}
		&--4 {
			background-image: url(https://drive.google.com/uc?export=view&id=1Pg0Oox_NaegNZftloIbE-jMd4J7nvG4S);
		}
	}
}

// horizontal scroll
window.addEventListener("mousewheel", e => {
	if (e.deltaX === 0) {
		e.stopPropagation();
		e.preventDefault();
		window.scrollBy(e.deltaY, 0);
	}
});

// tilt hover effect -> Tilt.js