#loader-gif-overlay{
position:fixed;
top:0;
left:0;
width:100%;
height:100%;
background:#000;
display:flex;
justify-content:center;
align-items:center;
z-index:999999;
}
#loader-gif-overlay img{
width:700px;
height:300px;
object-fit:contain;
max-width:90%;
}