#preloader {
position: fixed;
top: 0;
left: 0;
width: 100%;
height: 100%;
background: #1f2933;
display: flex;
align-items: center;
justify-content: center;
z-index: 9999;
}


.loader {
width: 60px;
height: 60px;
border: 6px solid rgba(255,255,255,0.2);
border-top: 6px solid #ffffff;
border-radius: 50%;
animation: spin 1s linear infinite;
}


@keyframes spin {
0% { transform: rotate(0deg); }
100% { transform: rotate(360deg); }
}


/* OCULTAR PRELOADER */
body.loaded #preloader {
opacity: 0;
visibility: hidden;
transition: all 0.4s ease;
}