.portfolio__row {
	display: flex;
	gap: 40px;
}

.portfolio__item {
	position: relative;
	width: calc((100% - 80px) / 3);
	height: auto;
	border: 2px solid var(--main-color);
	aspect-ratio: 4/3;
	overflow: hidden;
}

.portfolio__item .portfolio__item-view {
	position: absolute;
	top: 0;
	left: 0;
	overflow: hidden;
}

.portfolio__item .portfolio__item-view-before {
	z-index: 100;
	width: 100%;
	height: 100%;
	background-position: 0 0;
	background-repeat: no-repeat;
	background-size: cover;
}

.portfolio__item .portfolio__item-view-after {
	z-index: 200;
	width: 50%;
	height: 100%;
	background-position: 0 0;
	background-repeat: no-repeat;
	background-size: cover;
}

.portfolio__item .portfolio__item-dragme {
	position: absolute;
	width: 6px;
	height: 100%;
	top: 0px;
	left: calc(50% - 5px);
	background-color: var(--main-color);
	cursor: pointer;
	z-index: 300;
}

.portfolio__item .portfolio__item-dr-circle {
	position: absolute;
	top: calc(50% - 20px);
	left: -17px;
	background-color: var(--main-color);
	border-radius: 100%;
	width: 40px;
	height: 40px;
	text-align: center;
}

.portfolio__item .portfolio__item-dr-circle i {
	line-height: 40px;
	font-size: 20px;
	color: #fff;
	font-weight: bold;
}

@media screen and (max-width: 768px) {
	.portfolio__row {
		flex-wrap: wrap;
	}
	
	.portfolio__item {
		width: 100%;
	}
}