.content-block {
    background-color: #fff;
    width: 500px;
    margin: auto;
  /*  border: 1px solid #dddfe2;*/
    border-radius: 3px;
}

.loader-wrapper {
    height: 300px;
    padding: 12px;
}

.loader-animation {
    background: #f5f6f7;
    height: 104px;
    overflow: hidden;
    position: relative;
}

    .loader-animation > div {
        background: #fff;
        height: 6px;
        left: 0;
        position: absolute;
        right: 0;
    }

    .loader-animation::before {
        background-color: #f5f6f7;      
        background-image: url('../images/3pk-Fb-IT7-rn.gif');
        background-repeat: repeat-y;
        background-size: 100% 1px;
        content: ' ';
        display: block;
        height: 100%;
    }


/*
  Below we position the mask divs
*/

.block-a.block-a
/* 
Have no idea why this written like this, without it the ui breaks works, can anyone explain this ?
*/ {
    background-color: transparent;
    border: 8px solid #fff;
    border-radius: 50%;
    height: 40px;
    left: -8px;
    top: -8px;
    width: 40px;
}


div.block-b {
    height: 40px;
    left: 40px;
    right: auto;
    top: 0;
    width: 8px;
}

div.block-c {
    height: 8px;
    left: 48px;
    top: 0;
}

div.block-d {
    left: 136px;
    top: 8px;
}

div.block-e {
    height: 12px;
    left: 48px;
    top: 14px;
}

div.block-f {
    left: 100px;
    top: 26px;
}

div.block-g {
    height: 10px;
    left: 48px;
    top: 32px;
}

div.block-h {
    height: 20px;
    top: 40px;
}

div.block-i {
    left: 410px;
    top: 60px
}

div.block-j {
    height: 13px;
    top: 66px
}

div.block-k {
    left: 440px;
    top: 79px
}

div.block-l {
    height: 13px;
    top: 85px
}

div.block-m {
    left: 178px;
    top: 98px
}