.flag2:after {
    content: "UNIKLTAG{1t_1s_t00_br1ght}";
    color: white;
 }
 
 .flag3:after {
    content: "Submit flag here";
    display: inline-block;
    padding: 10px 20px;
    border-radius: 4px;
    text-decoration: none;
    color: rgb(255, 255, 255);
    font-weight: 600;
    font-size: 14px;
    margin-top: 20px;
    margin-left: 45%;
    box-shadow: 0 5px 8px rgba(255, 255, 255, 0.2);
 }