/************************ Loading Spinner **********************/
.page-dimmer {
    display: none;
}

    .page-dimmer.show {
        z-index: 9999;
        text-align: center;
        display: block;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background-color: rgba(0,0,0,0.4);
    }

    .page-dimmer::before {
        content: "";
        height: 100%;
        vertical-align: middle;
    }

.sk-folding-cube {
    margin: 25% auto;
    width: 40px;
    height: 40px;
    position: relative;
    -webkit-transform: rotateZ(45deg);
    transform: rotateZ(45deg);
}

    .sk-folding-cube .sk-cube {
        float: left;
        width: 50%;
        height: 50%;
        position: relative;
        -webkit-transform: scale(1.1);
        -ms-transform: scale(1.1);
        transform: scale(1.1);
    }

        .sk-folding-cube .sk-cube:before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: #fff;
            -webkit-animation: sk-foldCubeAngle 2.4s infinite linear both;
            animation: sk-foldCubeAngle 2.4s infinite linear both;
            -webkit-transform-origin: 100% 100%;
            -ms-transform-origin: 100% 100%;
            transform-origin: 100% 100%;
        }

    .sk-folding-cube .sk-cube2 {
        -webkit-transform: scale(1.1) rotateZ(90deg);
        transform: scale(1.1) rotateZ(90deg);
    }

        .sk-folding-cube .sk-cube2:before {
            -webkit-animation-delay: 0.3s;
            animation-delay: 0.3s;
        }

    .sk-folding-cube .sk-cube3 {
        -webkit-transform: scale(1.1) rotateZ(180deg);
        transform: scale(1.1) rotateZ(180deg);
    }

        .sk-folding-cube .sk-cube3:before {
            -webkit-animation-delay: 0.6s;
            animation-delay: 0.6s;
        }

    .sk-folding-cube .sk-cube4 {
        -webkit-transform: scale(1.1) rotateZ(270deg);
        transform: scale(1.1) rotateZ(270deg);
    }

        .sk-folding-cube .sk-cube4:before {
            -webkit-animation-delay: 0.9s;
            animation-delay: 0.9s;
        }

@-webkit-keyframes sk-foldCubeAngle {
    0%, 10% {
        -webkit-transform: perspective(140px) rotateX(-180deg);
        transform: perspective(140px) rotateX(-180deg);
        opacity: 0;
    }

    25%, 75% {
        -webkit-transform: perspective(140px) rotateX(0deg);
        transform: perspective(140px) rotateX(0deg);
        opacity: 1;
    }

    90%, 100% {
        -webkit-transform: perspective(140px) rotateY(180deg);
        transform: perspective(140px) rotateY(180deg);
        opacity: 0;
    }
}

@keyframes sk-foldCubeAngle {
    0%, 10% {
        -webkit-transform: perspective(140px) rotateX(-180deg);
        transform: perspective(140px) rotateX(-180deg);
        opacity: 0;
    }

    25%, 75% {
        -webkit-transform: perspective(140px) rotateX(0deg);
        transform: perspective(140px) rotateX(0deg);
        opacity: 1;
    }

    90%, 100% {
        -webkit-transform: perspective(140px) rotateY(180deg);
        transform: perspective(140px) rotateY(180deg);
        opacity: 0;
    }
}

@media (max-width: 666px) {
    .sk-folding-cube {
        margin: 80% auto;
    }
}