.fourColumnBox{background:#fff;padding:0}.fourColumnBody{padding:20px}.fourColumnWrapper{display:flex;flex-wrap:wrap;gap:20px}.fourColumnBox{flex:1 1 calc(25% - 20px)}.fourColumnMainHeading{margin-bottom:32px;text-align:center}.fourColumnBox{border-radius:10px;box-shadow:0 16px 40px 0 rgba(117,163,131,.12);overflow:hidden}.fourColumnCard{padding:60px 0}@media (max-width:991px){.fourColumnBox{flex:1 1 calc(50%% - 20px)}}@media (max-width:767px){.fourColumnBox{flex:1 1 100%}}
35:9	⚠  Lexical error on line 1: Unrecognized text.

  Erroneous area:
1: 50%% - 20px
^.....^ [postcss-calc]