FontAwesome

.chevron li{
     position: relative;
     list-style: none !important;
     margin: 0 !important;
     border-bottom: 1px solid rgba(255,255,255,.2);
     margin-bottom: 4px !important;
 }
 .chevron li::before{
     position: absolute;
     content: '\f054' !important;
     font-family: 'Font Awesome 5 Free';
     left: -25px;
     font-weight: 900;
 }