.spinner {
    position: fixed;
    text-align:center;
    top: 30%;
    left: 50%;
    margin-left: -100px; /* half width of the spinner gif */
    margin-top: -100px; /* half height of the spinner gif */
    text-align:center;
    background: white;
    color: black;
    box-shadow: 1px 2px 4px rgb(0 0 0 / 50%);
    font-size: 14px;
    opacity: 1.5;  
    font-weight: bold;
    visibility:hidden;
}

.img-spinner{
	margin-top:-15px;
	width:40%;
}