.s1 {color:blue}
.s2 {color:orange}
.s3 {color:red}
.s4 {color:olive}
.s5 {color:YellowGreen}
.s6 {color:teal}
.s7 {color:MediumVioletRed}
.s8 {color:goldenrod}
.s9 {color:violet}
.s10 {color:lightgreen}
.s11 {color:purple}
.s12 {color:GreenYellow}
.s13  {color:green}