slider-pro-js/src/add-ons/layers/layers.css

Modular JavaScript slider that is dependency-free, rich-featured, flexible and easy to use

.sp-layer {
	position: absolute;
	margin: 0;
	box-sizing: border-box;
	-webkit-font-smoothing: subpixel-antialiased;
	backface-visibility: hidden;
}

.sp-black {
	color: #fff;
	background: rgb(0 0 0);
	background: rgb(0 0 0 / 70%);
}

.sp-white {
	color: #000;
	background: rgb(255 255 255);
	background: rgb(255 255 255 / 70%);
}

.sp-rounded {
	border-radius: 10px;
}

.sp-padding {
	padding: 10px;
}