Use the .align-self-*-start classes to align a flex item from the start in a flex container on different screens.
Resize the browser window to see the effect. Note: align-self-stretch is default.
.align-self-start:
.align-self-start
.align-self-sm-start:
.align-self-sm-start
.align-self-md-start:
.align-self-md-start
.align-self-lg-start:
.align-self-lg-start
.align-self-xl-start:
.align-self-xl-start