@-webkit-keyframes line-scale-pulse-out
{
    0%
    {
        -webkit-transform: scaley(1);
                transform: scaley(1);
    }
    50%
    {
        -webkit-transform: scaley(.4);
                transform: scaley(.4);
    }
    100%
    {
        -webkit-transform: scaley(1);
                transform: scaley(1);
    }
}

@-moz-keyframes line-scale-pulse-out
{
    0%
    {
        -moz-transform: scaley(1);
             transform: scaley(1);
    }
    50%
    {
        -moz-transform: scaley(.4);
             transform: scaley(.4);
    }
    100%
    {
        -moz-transform: scaley(1);
             transform: scaley(1);
    }
}

@-o-keyframes line-scale-pulse-out
{
    0%
    {
        -o-transform: scaley(1);
           transform: scaley(1);
    }
    50%
    {
        -o-transform: scaley(.4);
           transform: scaley(.4);
    }
    100%
    {
        -o-transform: scaley(1);
           transform: scaley(1);
    }
}

@keyframes line-scale-pulse-out
{
    0%
    {
        -webkit-transform: scaley(1);
           -moz-transform: scaley(1);
             -o-transform: scaley(1);
                transform: scaley(1);
    }
    50%
    {
        -webkit-transform: scaley(.4);
           -moz-transform: scaley(.4);
             -o-transform: scaley(.4);
                transform: scaley(.4);
    }
    100%
    {
        -webkit-transform: scaley(1);
           -moz-transform: scaley(1);
             -o-transform: scaley(1);
                transform: scaley(1);
    }
}

.line-scale-pulse-out > div
{
    display: inline-block;

    width: 4px;
    height: 3.45rem;
    margin: 2px;

    -webkit-animation: line-scale-pulse-out .9s -.6s infinite cubic-bezier(.85, .25, .37, .85);
       -moz-animation: line-scale-pulse-out .9s -.6s infinite cubic-bezier(.85, .25, .37, .85);
         -o-animation: line-scale-pulse-out .9s -.6s infinite cubic-bezier(.85, .25, .37, .85);
            animation: line-scale-pulse-out .9s -.6s infinite cubic-bezier(.85, .25, .37, .85); 

    border-radius: 2px;
    background-color: #55595c;

    -webkit-animation-fill-mode: both;
       -moz-animation-fill-mode: both;
         -o-animation-fill-mode: both;
            animation-fill-mode: both;
}
.line-scale-pulse-out > div:nth-child(2),
.line-scale-pulse-out > div:nth-child(4)
{
    -webkit-animation-delay: -.4s !important;
       -moz-animation-delay: -.4s !important;
         -o-animation-delay: -.4s !important;
            animation-delay: -.4s !important;
}
.line-scale-pulse-out > div:nth-child(1),
.line-scale-pulse-out > div:nth-child(5)
{
    -webkit-animation-delay: -.2s !important;
       -moz-animation-delay: -.2s !important;
         -o-animation-delay: -.2s !important;
            animation-delay: -.2s !important;
}