.footer {
margin-top: 50px;
width:100%;
height: 150px;
background-color: #1587a2;
text-align: center;
position:relative;
}
.footer span {
color:white;
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
}
img {
position: absolute;
left: 50%;
top: 50%;
transform: translate(-50%,-50%);
}
img {
position: fixed;
left: 50%;
top: 50%;
transform: translate(-50%,-50%);
}
{
background-image: url();
background-size: cover;
}