.epp-wrapper{position:relative;width:100%;}
.epp-items{position:relative;display:flex;flex-direction:column;}
.epp-item{position:relative;display:flex;align-items:flex-start;}
.epp-circle-wrap{position:relative;flex:0 0 auto;z-index:2;}
.epp-circle{
	display:flex;align-items:center;justify-content:center;
	border-style:solid;border-radius:50%;
	box-sizing:border-box;line-height:1;font-weight:600;
	transition:background-color .35s ease,border-color .35s ease,color .35s ease;
}
.epp-content{flex:1 1 auto;min-width:0;}
.epp-title{margin:0 0 .5em 0;}
.epp-desc{margin:0;}
.epp-desc p:last-child{margin-bottom:0;}

/* linia: pozycjonowana w osi środka kółka, między pierwszym a ostatnim */
.epp-line-track{
	position:absolute;
	top:0;bottom:0;
	left:0;
	transform:translateX(-50%);
	pointer-events:none;
	z-index:1;
}
.epp-line,
.epp-line-fill{
	position:absolute;
	left:50%;
	transform:translateX(-50%);
	top:0;
	height:0;
}
.epp-line{height:100%;}
.epp-line-fill{height:0;transition:height .15s linear;}