css - Animate single element on background -

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what efficient way change walk signals on header image on http://www.daniellmusic.com red green. think there'd more efficient way change backgrounds since i'm changing small percentage of it. newbie self appreciated.also, it's wordpress site if makes difference.

thank in advance!

recreated background image signals transparent, you'll need use png or gif. use background-color css property change color, leaving background-image untouched.

.bg {     background-color: red;     background-image: url('...'); } .bg:hover {     background-color: green; }

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