.loading{

pointer-events:none;

opacity:.7;

}

.loading-spinner{

width:20px;

height:20px;

border-radius:50%;

border:3px solid rgba(255,255,255,.3);

border-top-color:#fff;

animation:spin .7s linear infinite;

display:inline-block;

}

@keyframes spin{

100%{

transform:rotate(360deg);

}

}