块流向从上至下。对应的文本方向是横向的。width: 150px; height: 200px;
块流向从右向左。对应的文本方向是纵向的。width: 150px; height: 200px;
块流向从左向右。对应的文本方向是纵向的。width: 150px; height: 200px;
inline-size:150px
block-size:200px
inline-size:150px
block-size:200px
inline-size:150px
block-size:200px
margin-top: 20px; padding-right: 2em; padding-top: 2px; border-top: 5px solid pink; border-right: 10px dotted rebeccapurple; border-bottom: 1em double orange; border-left: 1px solid black;
margin-block-start: 20px; padding-inline-end: 2em; padding-block-start: 2px; border-block-start: 5px solid pink; border-inline-end: 10px dotted rebeccapurple; border-block-end: 1em double orange; border-inline-start: 1px solid black;