.pt_info {
display:none;
}
#downloadfiles
{
    padding:10px;
    width:400px;
}

    #downloadfiles ul
    {
        float:left;
        width:400px;
        margin:5px 0 15px 0;
    }
        #downloadfiles li
        {
            border-bottom:1px solid #adafb2;
            padding:0 0 8px 0;
            margin:0 0 8px 0;
            width:400px;
            float:left;
        }