.nimble-portfolio.-isloading > * {
    visibility: hidden;
}
.nimble-portfolio.-isloading {
    position:relative;
}

.nimble-portfolio .-loading {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    background: rgba(0,0,0,0);
    visibility:hidden;
    opacity:0;
    -webkit-transition: visibility 0s linear 0.2s,opacity 0.2s linear;
    -moz-transition: visibility 0s linear 0.2s,opacity 0.2s linear;
    -o-transition: visibility 0s linear 0.2s,opacity 0.2s linear;
    -ms-transition: visibility 0s linear 0.2s,opacity 0.2s linear;
    transition:visibility 0s linear 0.2s,opacity 0.2s linear;
}

.nimble-portfolio.-isloading .-loading {
    visibility:visible;
    opacity:1;
    -webkit-transition-delay:0s;
    -moz-transition-delay:0s;
    -o-transition-delay:0s;
    -ms-transition-delay:0s;
    transition-delay:0s;
}

.nimble-portfolio .-loading .-loader,
.nimble-portfolio .-loading .-loader:before,
.nimble-portfolio .-loading .-loader:after {
    background: @loader_color;
    -webkit-animation: nimble-portfolio-loadanim1 1s infinite ease-in-out;
    animation: nimble-portfolio-loadanim1 1s infinite ease-in-out;
    width: 1em;
    height: 4em;
}

.nimble-portfolio .-loading .-loader:before,
.nimble-portfolio .-loading .-loader:after {
    position: absolute;
    top: 0;
    content: '';
}

.nimble-portfolio .-loading .-loader:before {
    left: -1.5em;
    -webkit-animation-delay: -0.32s;
    animation-delay: -0.32s;
}

.nimble-portfolio .-loading .-loader {
    text-indent: -9999em;
    margin: 8em auto;
    position: relative;
    font-size: @loader_size;
    -webkit-transform: translateZ(0);
    -ms-transform: translateZ(0);
    transform: translateZ(0);
    -webkit-animation-delay: -0.16s;
    animation-delay: -0.16s;
}

.nimble-portfolio .-loading .-loader:after {
    left: 1.5em;
}

@-webkit-keyframes nimble-portfolio-loadanim1 {
    0%,
    80%,
    100% {
        box-shadow: 0 0 @loader_color;
        height: 4em;
    }
    40% {
        box-shadow: 0 -2em @loader_color;
        height: 5em;
    }
}

@keyframes nimble-portfolio-loadanim1 {
    0%,
    80%,
    100% {
        box-shadow: 0 0 @loader_color;
        height: 4em;
    }
    40% {
        box-shadow: 0 -2em @loader_color;
        height: 5em;
    }
}