All boxes below should be 100px * 100px and green.

min(100px)
min( 100px )
min((((100px))))
min(150px,100px)
min(150px,100px,200px)
min( 150px , 100px ,200px)
min(90px + 50px ,100px)
min(100%,100px) - where 100% is 200px
min(100px,100%) - where 100% is 200px
max(100px)
max(50px,100px)
max(50px,100px,20px)
max(120px - 50px,100px)
max(100%,100px) - where 100% is 50px
max(100px,100%) - where 100% is 50px
min(200px,100px)