The svw unit for CSS specifies 1% of the small viewport’s width.
<number>svw
dvb
dvh
dvi
dvmax
dvmin
dvw
lvb
lvh
lvi
lvmax
lvmin
lvw
svb
svh
svi
svmax
svmin
vb
vh
vi
vmax
vmin
vw
cap
ch
cm
cqb
cqh
cqi
cqmax
cqmin
cqw
deg
dpcm
dpi
dppx
em
ex
grad
ic
in
mm
ms
pc
pt
px
Q
rad
rem
s
turn
World Wide Web Consortium (W3C)
