ui: add css style for port field of ofrules
ui: add css style for port field of ofrules

skydive-project/skydive,lebauce/skydive,lebauce/skydive,lebauce/skydive,safchain/skydive,safchain/skydive,safchain/skydive,skydive-project/skydive,safchain/skydive,lebauce/skydive,lebauce/skydive,lebauce/skydive,safchain/skydive,skydive-project/skydive,lebauce/skydive,skydive-project/skydive,skydive-project/skydive,safchain/skydive,safchain/skydive,skydive-project/skydive,safchain/skydive,skydive-project/skydive,lebauce/skydive