phpcode.css

#ls
{
    background-color: rgb(3, 252, 102);
    border: 1px solid rgb(90,200,40);
    width: 98%;
    height: 25px;
    position: absolute;
    top:0;
    left: 0;
    padding: 10px;
    opacity: 30%;
    border-radius: 15px;
}

#ls ul
{
    padding: 0;
    margin: 0;
}

#ls li
{
    list-style: none;
    float: right;
    padding: 0;
    margin-left: 5px;
}

#ls ul:last-child::after
{
    content: none;
}

#ls ul li::after
{
    content: ',';