:root {
       --maincolor: #28c142;
       --darkercolor: #485545;
       --lightcolor: #c8e8a5;
       --titlecolor: #505949;
       --headerbackground: url("images/tennis_header_v02.jpg") center right;
   }
   
   #headerline {
       background: url("images/tennis_header_v02.jpg") center right;
   }