A. 用于掌上设备或更小的装置 B. 用于所有设备 C. 用于固定的字符网格,如电报、终端设备和对字符有限制的便携设备 D. 用于电脑屏幕,平板电脑,智能手机等
A. initial-scale B. device-width C. user-scalable D. minimum-scale
A. flex:start; B. flex:flex-start; C. justify-content:start; D. justify-content:flex-start;
A. minimum-scale B. initial-scale C. device-width D. user-scalable
A. self-items B. self C. align-self D. align
A. flex-direction:row; B. flex-direction:row-reverse; C. flex-direction:column; D. flex-direction:column-reverse;
A. @media screen and (max-width: 1000px){ } B. @media screen and (min-width: 1000px){ } C. @media screen and (max-width: 999px){ } D. @media screen and (min-width: 999px){ }
A. order B. display C. flex D. align
A. initial-scale B. device-width C. minimum-scale D. user-scalable