body{padding-bottom:50px;} 
.btn-submit{background-color:#042093; border:none;} 
.btn-submit:hover{background-color:#021a66;}
.loader-overlay {
  position: fixed;
  top:0; left:0;
  width:100%; height:100%;
  background: rgba(0,0,0,0.4);
  display:flex;
  justify-content:center;
  align-items:center;
  z-index: 2000;
}