1.chat_backgroundImg{
 2    width: auto;
 3    height: 100%;
 4    min-height: auto;
 5    -webkit-background-size: cover;
 6    -moz-background-size: cover;
 7    background-size: cover;
 8    -o-background-size: cover;
 9    background-position: center;
10    background-image: url('https://images3.alphacoders.com/106/106327.jpg');
11    text-align: center;
12    /*color: white;*/
13
14    /* Create the parallax scrolling effect */
15    background-attachment: fixed;
16    background-position: center;
17    background-repeat: no-repeat;
18    background-size: cover;
19
20    color: #ffffff;
21}