.mathIntContainer{margin:10px auto 70px;display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-pack:center;-ms-flex-pack:center;justify-content:center;-webkit-box-align:center;-ms-flex-align:center;align-items:center}.lesson .mathIntContainer img{margin:0}.mathIntElement{width:53px;float:left;margin:0 14px;padding:0}.mathIntElementBigNum{width:73px;float:left;margin:0 14px;padding:0}.mathIntElementNarrow{width:29px;float:left;margin:0;padding:0}.mathIntElementWide{width:160px;float:left;margin:0 14px}.mathIntCorrect,.mathIntIncorrect,.mathIntInput{width:100%;line-height:82px;padding:0;text-align:center;font-family:'Source Sans Pro';font-size:62px}.mathIntInput{height:82px;margin:0;font-weight:700;color:#8eb4c4;border:3px solid #8eb4c4}.mathIntCorrect{font-weight:700;color:#e6945c;border:3px solid #fff;pointer-events:none}.mathIntIncorrect{font-weight:700;color:#8eb4c4;border:3px solid #e02942;background-color:#fff3f3;background-repeat:no-repeat;background-position:right top;background-size:16px 24px}.mathIntCorrectBigNum,.mathIntIncorrectBigNum,.mathIntInputBigNum{width:100%;line-height:122px;padding:0;text-align:center;font-family:'Source Sans Pro';font-size:92px;font-weight:700}.mathIntInputBigNum{height:122px;margin:0;color:#8eb4c4;border:3px solid #8eb4c4}.mathIntCorrectBigNum{color:#e6945c;border:3px solid #fff}.mathIntIncorrectBigNum{color:#8eb4c4;border:3px solid #e02942;background-color:#fff3f3;background-repeat:no-repeat;background-position:right top;background-size:16px 24px}.mathIntFractionBar,.mathIntSubtract{position:relative;background-color:#00597d;height:8px}.mathIntFractionBar{left:-12px;margin:8px 0;width:83px}.mathIntSubtract{left:3px;margin:10px 0;width:29px}