.loader-screen {
    width: 100%;
    min-height: 100%;
    background-color: #212121;
    position: absolute;
}

.loader-screen .loader {
    margin: 0 auto;
    width: 60px;
    height: 50px;
    text-align: center;
    font-size: 10px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translateY(-50%) translateX(-50%);
    z-index: 500;
}

.loader-screen .loader > div {
    height: 100%;
    width: 8px;
    display: inline-block;
    float: left;
    margin-left: 2px;
    animation: delay 0.8s infinite ease-in-out;
}

.loader-screen .loader .bar1 {
    background-color: #754fa0;
}

.loader-screen .loader .bar2 {
    background-color: #09b7bf;
    animation-delay: -0.7s;
}

.loader-screen .loader .bar3 {
    background-color: #90d36b;
    animation-delay: -0.6s;
}

.loader-screen .loader .bar4 {
    background-color: #f2d40d;
    animation-delay: -0.5s;
}

.loader-screen .loader .bar5 {
    background-color: #fcb12b;
    animation-delay: -0.4s;
}

.loader-screen .loader .bar6 {
    background-color: #ed1b72;
    animation-delay: -0.3s;
}

@keyframes delay {
    0%, 40%, 100% {
        transform: scaleY(0.05);
        -webkit-transform: scaleY(0.05);
    }
    20% {
        transform: scaleY(1);
        -webkit-transform: scaleY(1);
    }
}