.loading {
    --speed-of-animation: 0.9s;
    --gap: 6px;
    --first-color: #4c86f9;
    --second-color: #49a84c;
    --third-color: #f6bb02;
    --fourth-color: #f6bb02;
    --fifth-color: #2196f3;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100px;
    gap: 6px;
    height: 100px;
}
   
.loading span {
    width: 4px;
    height: 50px;
    background: var(--first-color);
    animation: scale var(--speed-of-animation) ease-in-out infinite;
}
   
.loading span:nth-child(2) {
    background: var(--second-color);
    animation-delay: -0.8s;
}
   
.loading span:nth-child(3) {
    background: var(--third-color);
    animation-delay: -0.7s;
}
   
.loading span:nth-child(4) {
    background: var(--fourth-color);
    animation-delay: -0.6s;
}
   
.loading span:nth-child(5) {
    background: var(--fifth-color);
    animation-delay: -0.5s;
}
   
@keyframes scale {
    0%, 40%, 100% {
        transform: scaleY(0.05);
    }
   
    20% {
        transform: scaleY(1);
    }
}