@keyframes scroll {
	0% { transform: translateX(0); }
	100% { transform: translateX(calc(-250px * 12))}
}

.slider {
	height: 100px;
	margin: auto;
	overflow:hidden;
	position: relative;
	width: auto;
	
	.slide-track {
		animation: scroll 40s linear infinite;
		display: flex;
		width: calc(250px * 14);
	}
	.slide {
		height: 100px;
		width: 250px;
	}
}