.name-bar{display:flex;flex-direction:column;justify-content:center;width:100%;padding:8px 0}.name-bar .name-bar--wrapper{display:flex;flex-direction:row;justify-content:space-between;margin-bottom:5px}.name-bar .name-bar--wrapper .name-bar--wrapper__logo{display:flex;align-items:center;padding-left:32px}.name-bar .name-bar--wrapper .name-bar--wrapper__logo img{width:40px;height:40px;margin-right:16px}.name-bar .name-bar--wrapper .name-bar--content{display:flex;flex-direction:row;padding-right:32px}.name-bar .name-bar--wrapper .name-bar--content .name-bar--content__line{width:100px;border-bottom:1px solid black}.name-bar .name-bar--wrapper .name-bar--content+.name-bar--content{margin-top:5px}.name-bar .divide{width:100%;box-sizing:border-box;border-bottom:1px solid black}.name-bar .divide-bold{width:100%;margin-top:3px;box-sizing:border-box;border-bottom:4px solid black}html,body{box-sizing:border-box;width:100%;height:100%;margin:0;padding:0}html div,body div{position:relative;box-sizing:border-box}ul{padding:0;margin:0;list-style:none}p,h2{margin:0}.app-root-body{width:100%;height:100%}.tu-container{display:flex;flex-direction:column;width:100%;height:100%}.tu-container>div{flex:1}.tu-container>div>div{position:absolute;width:100%;height:100%}.a4-page{position:absolute;display:flex;flex-direction:column;width:100%;height:100%}.a4-page .a4-page__content{position:relative;flex:1;padding:20px;box-sizing:border-box;background-color:var(--el-border-color)}.a4-page .a4-page__footer{position:relative;display:flex;justify-content:center;padding:8px;box-sizing:border-box}.a4-view{width:210mm;height:297mm;margin:0 auto;background-color:#fff;box-sizing:border-box;transform-origin:left top}.a4-view .a4-view__pager{position:absolute;display:flex;justify-content:center;font-size:10px;bottom:0;padding-bottom:4px;width:100%;color:#909399}.a4-view+.a4-view{margin-top:16px}.a5-view{position:relative;display:flex;flex-direction:column;height:148.5mm;box-sizing:border-box}.a5-view .a5-view__header{position:relative}.a5-view .a5-view__content{position:relative;flex:1}.a5-view .a5-view__content .a5-view__content__wrapper{position:absolute;width:100%;height:100%}.a5-view .a5-view__footer{position:relative}.a4-scissor-line{position:relative;display:flex;justify-content:center;width:100%;height:2px;box-sizing:border-box;border-top:2px dotted black}.a4-scissor-line .a4-scissor-line__icon{position:absolute;top:-9px}.a4-scissor-line .a4-scissor-line__icon .el-icon{transform:rotate(90deg)}.math-item{display:flex;flex-direction:row;justify-content:center;align-items:center}.math-item .math-bit{display:flex;height:30px;flex-direction:row;justify-content:center;align-items:center}.math-item .math-symbol{width:18px;padding:0 2px}.math-item .math-number{width:18px}.math-item .math-answer{width:30px;height:30px;border:1px dashed #606266}