pre.PGCodeMirror{background-color:#fcfaf1}.explanation{--bs-code-color:#971556}.preamble{background-color:#add8e6}.setup{background-color:#dfd}.statement{background-color:#eeb08199}.answer{background-color:#ffd}.solution{background-color:#ffb6c199}.hint{background-color:#efcffb}.perl{color:darkred}.clipboard-btn{z-index:1}