/*PUNCTUATION_ERROR*/
.hl_coel1, .hl_coel2 { border-bottom:2px dotted #2e34ff; }

/*.hl_coel2 { border-bottom:2px dotted #a5c5ff; }*/

/* CORRECT */
.hl { border-bottom:2px dotted #808080; }

/*NOT_RECOMMENDED*/
.hl_el1 { border-bottom:2px dotted #ffbb00; }

/*WRONG_WORD*/
.hl_el2 { border-bottom:2px dotted #008000; }

/*FORM_NOT_FOUND*/
.hl_el3 { border-bottom:2px dotted #f00; }