* #contenedor-carga {
    background-color: #f3f3f3;
    position: fixed;
    width: 100vw;
    height: 100vh;
    z-index: 9999;
    margin: 0;
    padding: 0;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

#contenedor-carga span {
    width: 25px;
    height: 25px;
    margin: 0 5px;
    border-radius: 50%;
    display: inline-block;
    animation-name: dots;
    animation-iteration-count: infinite;
    animation-timing-function: ease-in-out;
    animation-duration: 1s;
}

#contenedor-carga span:nth-child(1) {
    background-color: #e6e222;
    animation-delay: 0.2s;
}

#contenedor-carga span:nth-child(2) {
    background-color: #2c93f3;
    animation-delay: 0.4s;
}

#contenedor-carga span:nth-child(3) {
    background-color: #c01e1e;
    animation-delay: 0.6s;
}

#contenedor-carga span:nth-child(4) {
    background-color: #15a521;
    animation-delay: 0.s;
}

@keyframes dots {
    50% {
        opacity: 0;
        transform: scale(0.7) translate(10px);
    }
}