/* loading bar start */
.loader {
    display: block;
    width: 5em;
    margin: 25px auto;
    padding-top :150px;
    text-align: center;
}

.loader .inner1, .loader .inner2, .loader .inner3 {
    display: inline-block;
    margin: 0 4px;
    width: 8px;
    height: 8px;
    border: 1px solid lightgray;
    border-radius: 1em;
    background-color: lightgray;
    transform-origin: 50%;
    animation-duration: 0.75s;
    animation-name: rotate;
    animation-iteration-count: infinite;
    animation-timing-function: linear;
}
.loader .inner2 {
    animation-delay: 0.1875s;
}
.loader .inner3 {
    animation-delay: 0.375s;
}

@keyframes rotate {
    0% {
        transform: translateY(0%);
    }
    30% {
        transform: translateY(-0.25em);
    }
    50% {
        transform: translateY(0%);
    }
    70% {
        transform: translateY(0.25em);
    }
}

/* loading bar end */