.formulas{display:flex;justify-content:center;align-items:center;font-weight:550;color:rgba(0,0,0,.7)}.formulas div:nth-of-type(2){display:flex;flex-direction:column;margin-left:10px}.formulas div:nth-of-type(2) span{text-align:center}.formulas div:nth-of-type(2) span:first-of-type{border-bottom:1px solid #000}