内容超出,显示为...
overflow: hidden;
text-overflow:ellipsis;
white-space:nowrap;
显示10行,第10行显示 ...
.answer-desc{
word-wrap: break-word;
overflow: hidden;
text-overflow: ellipsis;
display: -webkit-box;
-webkit-box-orient: vertical;
-webkit-line-clamp: 10;
}