body{
    margin: 0;
    padding: 0;
    background: whitesmoke
}

.loader{
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    -webkit-transform: translate(-50%, -50%);
    -moz-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    -o-transform: translate(-50%, -50%);
    border-top: 4px solid skyblue;
    display: flex;
    padding: 0 40px 20px;
}

.loader span{
    position: relative;
    display: block;
    width: 2px;
    height: 100px;
    background: skyblue;
    margin: 0 14px;
    transform-origin: top;
}

.loader span::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: -14px;
    width: 30px;
    height: 30px;
    background: skyblue;
    border-radius: 50%;
    -webkit-border-radius: 50%;
    -moz-border-radius: 50%;
    -ms-border-radius: 50%;
    -o-border-radius: 50%;
}

.loader span:first-child {
    animation: animate 1s linear infinite;
    -webkit-animation: animate 1s linear infinite;
}

.loader span:last-child {
    animation: animate2 1s linear infinite;
    -webkit-animation: animate2 1s linear infinite;
    animation-delay: 0.5s;
}

@keyframes animate{
    0%  {
        transform: rotate(0deg);
        -webkit-transform: rotate(0deg);
        -moz-transform: rotate(0deg);
        -ms-transform: rotate(0deg);
        -o-transform: rotate(0deg);
        }
    25% {
        transform: rotate(30deg);
        -webkit-transform: rotate(30deg);
        -moz-transform: rotate(30deg);
        -ms-transform: rotate(30deg);
        -o-transform: rotate(30deg);
}
    50% {
        transform: rotate(0deg);
        -webkit-transform: rotate(0deg);
        -moz-transform: rotate(0deg);
        -ms-transform: rotate(0deg);
        -o-transform: rotate(0deg);
}
    100%{
        transform: rotate(0deg);
        -webkit-transform: rotate(0deg);
        -moz-transform: rotate(0deg);
        -ms-transform: rotate(0deg);
        -o-transform: rotate(0deg);
        }
}

@keyframes animate2 {
    0%  {
        transform: rotate(0deg);
        -webkit-transform: rotate(0deg);
        -moz-transform: rotate(0deg);
        -ms-transform: rotate(0deg);
        -o-transform: rotate(0deg);
        }
    25% {
        transform: rotate(-30deg);
        -webkit-transform: rotate(-30deg);
        -moz-transform: rotate(-30deg);
        -ms-transform: rotate(-30deg);
        -o-transform: rotate(-30deg);
}
    50% {
        transform: rotate( 0deg);
        -webkit-transform: rotate( 0deg);
        -moz-transform: rotate( 0deg);
        -ms-transform: rotate( 0deg);
        -o-transform: rotate( 0deg);
}
    100%{
        transform: rotate(0deg);
        -webkit-transform: rotate(0deg);
        -moz-transform: rotate(0deg);
        -ms-transform: rotate(0deg);
        -o-transform: rotate(0deg);
        }
}