.tutorialPage{position:relative;width:100%;height:100vh}.tutorialPage .ant-row{height:calc(100vh - 72px);background-color:#fff;width:calc(100% - 0px);margin-left:0!important;border-radius:4px;padding:30px}.tutorialPage .ant-row .ant-col{display:flex;flex-direction:column}.tutorialPage iframe{position:absolute;top:0;left:0;width:100%;height:calc(100% - 30px);border:0;margin-top:30px}.tutorialPage h2{float:left}