I tried to setup PrimeFlex (3.0.1) for PrimeFaces (10.0.0). I used css files as provided in dist folder of PrimeFlex repo. Also I followed the instructions give
orientdb2.2
solar
blkid
ory-hydra
webkitspeechrecognition
gluon-desktop
ext3
tabulator
cdo.message
ionic-keyboard
hmmlearn
pushdown-automaton
ldap-client
imapclient
cim
msgraph
angularfire
mobility
service-provider
stream-graph
mapbox-api-geocoding
procfs
cmdline-args
sh
apache-expression
webpack-externals
iis-manager
uirepeat
b2b
docker-for-windows