style.css

@charset "utf-8";
html,body{background-color:#fff;width:100%;height:100%;color:#1d1d1b;margin:0}

body{display:flex;}

main {
	display: flex;
	flex: 1;
	align-items: center;
	justify-content: center;
	height: 100%;
	box-sizing: border-box;
	flex-direction: column;
}

#puissance4 {
	display: flex;
	width: 700px;
	height: 600px;
	background-color: #4567B7;
	flex-direction: row;
}
#puissance4 .rang {
	display: block;
	width: 100px;
	height: 100%;
}

#puissance4 .rang > div {
	display: block;
	width: 100%;
	height: 100px;
	position: relative;
	cursor:pointer;
}
#puissance4 .rang > div::before {
	content: '';
	display: block;
	border-radius: 150%;
	width: 80%;
	height: 80%;
	background-color: #000000;
	position: relative;
	top: 10%;
	left: 10%;
}
#puissance4.j1 .rang >div:hover::before{
	background-color:red;
	opacity:0.8;
}
#puissance4.j2 .rang >div:hover::before{
	background-color:yellow;
	opacity:0.8;
}
#puissance4 .rang >div.j1::before,#puissance4 .rang >div.j2::before{
	opacity:1 !important;
}
#puissance4 .rang >div.j1::before{
	background-color:red !important;
}

#puissance4 .rang >div.j2::before{
	background-color:yellow !important;
}

.infos {
	line-height: 80px;
	display: flex;
	width: 700px;
	min-height: 80px;
	align-items: center;
	flex-direction: row;
	justify-content: space-around;
	margin:10px 0 0;
	font-family:Arial, sans-serif;
}
.infos > span {
	display: block;
	padding: 0 40px;
	min-width:120px;
	text-align:center;
}
.infos >span.bold{
	font-weight:bold;
}
.infos >span.bold.j1{
	background-color:red;
}
.infos >span.bold.j2{
	background-color:yellow;
}
.infos >span.gagne{
	font-weight:bold;
	color:white;
	background-color: green;
}