.chapter{background-color:#f9f9f9;border-top:1px solid #e6e9ee}.paper-question-row{border-bottom:1px solid #ccc;padding:10px}.chapter-label{text-align:left;width:120px}.paper-form{//border:1px solid #e6e9ee}.item-score,.tooltip-left{margin-left:10px}.item-score{width:80px}.ml-10-{margin-left:-10px}.ml-10{margin-left:10px}.ml-20{margin-left:20px}@media (max-width:768px){.paper-chapter{width:100%}}@media (max-width:992px){.paper-chapter{width:100%}}