.nav-column{height:.88rem}.nav-column .nav-column-box{z-index:99;position:fixed;top:0;right:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;padding:0 1.2rem;left:0;height:.88rem;line-height:.88rem;font-size:.38rem;text-align:center;background:#26c6da;color:#fff}.nav-column .nav-column-box span{position:absolute;top:0;width:1rem;height:.88rem}.nav-column .nav-column-box .n-back-btn{left:0;background:url(data:image/png;base64,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) no-repeat 50%;background-size:.22rem}.nav-column .nav-column-box p{overflow:hidden;text-overflow:ellipsis;color:#fff}.nav-column .nav-column-box .n-advance-btn{right:0;padding-right:.3rem;color:#fff;font-size:.28rem}.rawBox{height:.6rem}.rawBox .audioBox{float:left;width:1.65rem;height:.6rem;font-size:.24rem;color:#fff;line-height:.6rem;text-indent:.15rem;background:#26c6da url(data:image/png;base64,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) no-repeat 1.35rem;background-size:.18rem .2rem;border-radius:.08rem}.rawBox .audioBox.stop{background:#26c6da url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA4AAAAUCAYAAAC9BQwsAAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAAyJpVFh0WE1MOmNvbS5hZG9iZS54bXAAAAAAADw/eHBhY2tldCBiZWdpbj0i77u/IiBpZD0iVzVNME1wQ2VoaUh6cmVTek5UY3prYzlkIj8+IDx4OnhtcG1ldGEgeG1sbnM6eD0iYWRvYmU6bnM6bWV0YS8iIHg6eG1wdGs9IkFkb2JlIFhNUCBDb3JlIDUuMy1jMDExIDY2LjE0NTY2MSwgMjAxMi8wMi8wNi0xNDo1NjoyNyAgICAgICAgIj4gPHJkZjpSREYgeG1sbnM6cmRmPSJodHRwOi8vd3d3LnczLm9yZy8xOTk5LzAyLzIyLXJkZi1zeW50YXgtbnMjIj4gPHJkZjpEZXNjcmlwdGlvbiByZGY6YWJvdXQ9IiIgeG1sbnM6eG1wPSJodHRwOi8vbnMuYWRvYmUuY29tL3hhcC8xLjAvIiB4bWxuczp4bXBNTT0iaHR0cDovL25zLmFkb2JlLmNvbS94YXAvMS4wL21tLyIgeG1sbnM6c3RSZWY9Imh0dHA6Ly9ucy5hZG9iZS5jb20veGFwLzEuMC9zVHlwZS9SZXNvdXJjZVJlZiMiIHhtcDpDcmVhdG9yVG9vbD0iQWRvYmUgUGhvdG9zaG9wIENTNiAoV2luZG93cykiIHhtcE1NOkluc3RhbmNlSUQ9InhtcC5paWQ6MUQyOERGNEQ5REM3MTFFN0I1MTREMUIyNDNCQjVFNTMiIHhtcE1NOkRvY3VtZW50SUQ9InhtcC5kaWQ6MUQyOERGNEU5REM3MTFFN0I1MTREMUIyNDNCQjVFNTMiPiA8eG1wTU06RGVyaXZlZEZyb20gc3RSZWY6aW5zdGFuY2VJRD0ieG1wLmlpZDoxRDI4REY0QjlEQzcxMUU3QjUxNEQxQjI0M0JCNUU1MyIgc3RSZWY6ZG9jdW1lbnRJRD0ieG1wLmRpZDoxRDI4REY0QzlEQzcxMUU3QjUxNEQxQjI0M0JCNUU1MyIvPiA8L3JkZjpEZXNjcmlwdGlvbj4gPC9yZGY6UkRGPiA8L3g6eG1wbWV0YT4gPD94cGFja2V0IGVuZD0iciI/PkKk1U4AAABnSURBVHjaYvj//78REF8G4t9AvBKIuYCYAQ2DxJYD8S+oWmOQ4MX/qKAWi8ZaNDVXmRgYGPQYUIEGAyZAF9NiYiATjGoc1TiqEZ/Gy2hiN7Gou4HGvwbK3cZEFh0roEXHFZAegAADAEKDlQziMxLuAAAAAElFTkSuQmCC) no-repeat 1.35rem;background-size:.18rem .2rem}.rawBox .rawTextBox{position:relative;float:right;margin:0;height:.6rem;padding-right:.26rem;font-size:.24rem;color:#333;line-height:.6rem;text-align:center;background:url(data:image/png;base64,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) no-repeat 100%;background-size:.2rem .11rem}.rawBox .rawTextBoxHover{background:url(data:image/png;base64,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) no-repeat 100%;background-size:.2rem .11rem}.examControl{position:relative;width:.6rem;height:.6rem;margin:0 auto;border-radius:50%;background:#26c6da url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABcAAAAaCAYAAABctMd+AAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAAyJpVFh0WE1MOmNvbS5hZG9iZS54bXAAAAAAADw/eHBhY2tldCBiZWdpbj0i77u/IiBpZD0iVzVNME1wQ2VoaUh6cmVTek5UY3prYzlkIj8+IDx4OnhtcG1ldGEgeG1sbnM6eD0iYWRvYmU6bnM6bWV0YS8iIHg6eG1wdGs9IkFkb2JlIFhNUCBDb3JlIDUuMy1jMDExIDY2LjE0NTY2MSwgMjAxMi8wMi8wNi0xNDo1NjoyNyAgICAgICAgIj4gPHJkZjpSREYgeG1sbnM6cmRmPSJodHRwOi8vd3d3LnczLm9yZy8xOTk5LzAyLzIyLXJkZi1zeW50YXgtbnMjIj4gPHJkZjpEZXNjcmlwdGlvbiByZGY6YWJvdXQ9IiIgeG1sbnM6eG1wPSJodHRwOi8vbnMuYWRvYmUuY29tL3hhcC8xLjAvIiB4bWxuczp4bXBNTT0iaHR0cDovL25zLmFkb2JlLmNvbS94YXAvMS4wL21tLyIgeG1sbnM6c3RSZWY9Imh0dHA6Ly9ucy5hZG9iZS5jb20veGFwLzEuMC9zVHlwZS9SZXNvdXJjZVJlZiMiIHhtcDpDcmVhdG9yVG9vbD0iQWRvYmUgUGhvdG9zaG9wIENTNiAoV2luZG93cykiIHhtcE1NOkluc3RhbmNlSUQ9InhtcC5paWQ6NzkwNzQwQUMwRDMwMTFFN0I2RDNCNzVDMEZDQjQ3RDQiIHhtcE1NOkRvY3VtZW50SUQ9InhtcC5kaWQ6NzkwNzQwQUQwRDMwMTFFN0I2RDNCNzVDMEZDQjQ3RDQiPiA8eG1wTU06RGVyaXZlZEZyb20gc3RSZWY6aW5zdGFuY2VJRD0ieG1wLmlpZDo3OTA3NDBBQTBEMzAxMUU3QjZEM0I3NUMwRkNCNDdENCIgc3RSZWY6ZG9jdW1lbnRJRD0ieG1wLmRpZDo3OTA3NDBBQjBEMzAxMUU3QjZEM0I3NUMwRkNCNDdENCIvPiA8L3JkZjpEZXNjcmlwdGlvbj4gPC9yZGY6UkRGPiA8L3g6eG1wbWV0YT4gPD94cGFja2V0IGVuZD0iciI/Pq9kExYAAAC7SURBVHjaYvj//78SEO8F4q9AvB+IzYGYgRoYRBz/jwr+AvFcIJakhuF//2MH74G4GIjZKDGcELgGxB60MhwGNgKxCq0MB4GfQNwKxDy0MBwGngFxJBAz0sJwGDgGxIa0MhyWdGcDsQgtDEdOugVAzEILw2HgKhC7gAwHRQjQCqoDkJn5tDIcBF4zMdAQ0DRYaBqhgz4p0iwT0ST706TgolmRS5PKgqJqjqYV9AlaNi2UoI0hqjeKAAIMAAHtCFuw//LJAAAAAElFTkSuQmCC) no-repeat 50%;background-size:.18rem .18rem}.examControl .examContainer{width:.6rem;height:.6rem}.examControl .canvas,.examControl .examContainer{position:absolute;top:0;left:0}