basic attributes
overflow:hidden; //Exceeded text hidden
text-overflow:ellipsis; //Overflow is displayed with ellipsis
white-space:nowrap; // overflow does not wrap
Multi-line display setting properties
display: -webkit-box; //Display the object as a flexible box model.
-webkit-box-orient: vertical; //Arrange sub-elements vertically from top to bottom (set the sub-element arrangement of the stretch box)
-webkit-line-clamp: 2;//Display two lines