Fix sidebar link hover color
Fix sidebar link hover color

pankajtandon/technochord,qiwenmin/qiwenmin.github.io,kpabijanskas/kpabijanskas.github.io,pankajtandon/technochord,qiwenmin/easy-program,qiwenmin/qiwenmin.github.io,kpabijanskas/kpabijanskas.github.io,qiwenmin/easy-program,pankajtandon/technochord,kpabijanskas/kpabijanskas.github.io