html, body {
height: 100%;
}

#wrap {
min-height: 100%;
}

.footer {
position: relative;
margin-top: -50px; /* negative value of footer height */
height: 50px;
clear:both;
padding-top:15px;
background:#333; 
color:#ccc;
text-align: center;
}

.gambar-slider 
{
width:50%;
display: block;
margin-left: auto;
margin-right: auto;
}

