p img{
            height:16px;
            width:auto;

            }
p{
            background-color:rgba(255, 255, 0, 0.2);

            }
#div_info{
            text-align:center;
            max-width:500px;
            margin-left:auto;
            margin-right:auto;
            background-color:blue;
            color:white;
            /*opacity:0.3;
            */
            }
#a_img_signup{
            text-align:center;
            }
p{
            text-align:left;
            padding:5px;
            }

.a_href{
            display:inline-block;
            text-decoration:none;
            background-color:red;
            color:white;
            padding:10px;
            }