.greenback {background-color:#00ff7f}
.limeback {background-color:lime}
.yellowback {background-color:#ffff00}
.pinkback {background-color:#ffb6c1}
.indianredback {background-color:#ff6a6a; color:white}
.red2back {background-color:#ee0000; color:white}
.blueback {background-color:blue; color:white}
.skyblueback {background-color:#87cefa}
.orangeback {background-color:#ffa500}
.darkorangeback {background-color:#ff8c00}
.silverback {background-color:silver}
.lightgrey {background-color:lightgrey}