ol.tunnel-explanation{counter-reset:numerotation;list-style-type:none;margin:0;padding:0 0 0 50px}ol.tunnel-explanation li{min-height:6.5rem;padding-bottom:1.5rem;position:relative}ol.tunnel-explanation li h2{font-size:1.25rem}ol.tunnel-explanation li span{color:#627293;font-size:1rem}ol.tunnel-explanation li:before{background-color:#eff7fb;border-radius:100% 100% 100% 100%;color:#006187;content:counter(numerotation);counter-increment:numerotation;display:block;font-size:1.3rem;font-weight:700;height:40px;left:-50px;line-height:40px;position:absolute;text-align:center;top:0;width:40px}