Item 1

width: 
200 px
;
flex-grow: 
0
;
flex-shrink: 
1
;
flex-basis: 
 auto
;
align-self: 
auto
;

Item 2

width: 
200 px
;
flex-grow: 
0
;
flex-shrink: 
1
;
flex-basis: 
 auto
;
align-self: 
auto
;

Item 3

width: 
200 px
;
flex-grow: 
0
;
flex-shrink: 
1
;
flex-basis: 
 auto
;
align-self: 
auto
;