Appearance
align-content
命名规律:首字母
class名
样式值
ac-n
align-content: normal;
ac-c
align-content: center;
ac-fs
align-content: flex-start;
ac-fe
align-content: flex-end;
ac-sb
align-content: space-between;
ac-sa
align-content: space-around;
ac-se
align-content: sspace-evenly;
ac-s
align-content: stretch;
ac-b
align-content: baseline;