.loading {
    width: 100%;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 30px;
    font-family: 'Raleway', sans-serif;
    z-index: 1001 !important;
}
.loading span {
    display: inline-block;
}

/* code #2 */
.loading02 span {
    animation: loading02 1.2s infinite alternate;
}
.loading02 span:nth-child(2) {
    animation-delay: 0.1s;
}
.loading02 span:nth-child(3) {
    animation-delay: 0.2s;
}
.loading02 span:nth-child(4) {
    animation-delay: 0.3s;
}
.loading02 span:nth-child(5) {
    animation-delay: 0.4s;
}
.loading02 span:nth-child(6) {
    animation-delay: 0.5s;
}
.loading02 span:nth-child(7) {
    animation-delay: 0.6s;
}
.loading02 span:nth-child(8) {
    animation-delay: 0.7s;
}
.loading02 span:nth-child(9) {
    animation-delay: 0.8s;
}
.loading02 span:nth-child(10) {
    animation-delay: 0.9s;
}
.loading02 span:nth-child(11) {
    animation-delay: 1s;
}
.loading02 span:nth-child(12) {
    animation-delay: 1.1s;
}

@keyframes loading02 {
    0% {
        filter: blur(0);
        opacity: 1;
    }
    100% {
        filter: blur(5px);
        opacity: .2;
    }
}