fixed chevron when nav autocloses on mobile (#313)
fixed chevron when nav autocloses on mobile (#313)


istio/istio.io,istio/istio.io,ZackButcher/istio.github.io,ZackButcher/istio.github.io,smawson/istio.github.io,mandarjog/mandarjog.github.io,linsun/istio.github.io,geeknoid/istio.github.io,jasminejaksic/istio.github.io,mandarjog/mandarjog.github.io,jasminejaksic/istio.github.io,ZackButcher/istio.github.io,geeknoid/istio.github.io,geeknoid/istio.github.io,jasminejaksic/istio.github.io,smawson/istio.github.io,linsun/istio.github.io,linsun/istio.github.io,geeknoid/istio.github.io,istio/istio.io,istio/istio.io,jasminejaksic/istio.github.io,geeknoid/istio.github.io,istio/istio.io,mandarjog/mandarjog.github.io,ZackButcher/istio.github.io,mandarjog/mandarjog.github.io,istio/istio.io,linsun/istio.github.io,istio/istio.io,smawson/istio.github.io,smawson/istio.github.io,linsun/istio.github.io