Structure Content Styling
Notes:
Everything outside a flex container and inside a flex item is rendered as usual. The flex container is declared by setting the display property of an element to either flex (rendered as a block) or inline-flex (rendered as inline). Lined up with the flex line.
###More Change the direction content flows
direction: rtl;
Change the direction of the flexible items inside the flex container
flex-direction: row;
flex-direction: row-reverse;
flex-direction: column
flex-direction: column-reverse
justify-content property horizontally aligns the flexible container's items when the items do not use all available space on the main-axis.
-webkit-justify-content: flex-end;
justify-content: flex-end;
flex-start - Default value. Items are positioned at the beginning of the container
flex-end - Items are positioned at the end of the container
center - Items are positioned at the center of the container
space-between - Items are positioned with space between the lines
space-around - Items are positioned with space before, between, and after the lines