.overlay {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1000;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, .7);
    border-radius: 6px;
}

.overlay .loader {
    position: -webkit-sticky; /* Safari */
    position: sticky;
    top: 50%;
}

.overlay .loader-message-box {
    position: relative;
    max-width: 180px;
    text-align: center;
    margin: 0 auto;
}

/* ---------- preloader ----------
 * SPINKIT
 * http://tobiasahlin.com/spinkit/
-------------------------------- */
.sk-double-bounce, .sk-rotating-plane {
    width: 40px;
    height: 40px;
    margin: 40px auto
}

.sk-rotating-plane {
    background-color: #333;
    -webkit-backface-visibility: visible;
    -moz-backface-visibility: visible;
    backface-visibility: visible;
    -webkit-animation: sk-rotatePlane 1.2s infinite ease-in-out;
    animation: sk-rotatePlane 1.2s infinite ease-in-out
}

@-webkit-keyframes sk-rotatePlane {
    0% {
        -webkit-transform: perspective(120px) rotateX(0) rotateY(0);
        transform: perspective(120px) rotateX(0) rotateY(0)
    }
    50% {
        -webkit-transform: perspective(120px) rotateX(-180.1deg) rotateY(0);
        transform: perspective(120px) rotateX(-180.1deg) rotateY(0)
    }
    100% {
        -webkit-transform: perspective(120px) rotateX(-180deg) rotateY(-179.9deg);
        transform: perspective(120px) rotateX(-180deg) rotateY(-179.9deg)
    }
}

@keyframes sk-rotatePlane {
    0% {
        -webkit-transform: perspective(120px) rotateX(0) rotateY(0);
        transform: perspective(120px) rotateX(0) rotateY(0)
    }
    50% {
        -webkit-transform: perspective(120px) rotateX(-180.1deg) rotateY(0);
        transform: perspective(120px) rotateX(-180.1deg) rotateY(0)
    }
    100% {
        -webkit-transform: perspective(120px) rotateX(-180deg) rotateY(-179.9deg);
        transform: perspective(120px) rotateX(-180deg) rotateY(-179.9deg)
    }
}

.sk-double-bounce {
    position: relative
}

.sk-double-bounce .sk-child {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background-color: #333;
    opacity: .6;
    position: absolute;
    top: 0;
    left: 0;
    -webkit-animation: sk-doubleBounce 2s infinite ease-in-out;
    animation: sk-doubleBounce 2s infinite ease-in-out
}

.sk-double-bounce .sk-double-bounce2 {
    -webkit-animation-delay: -1s;
    animation-delay: -1s
}

@-webkit-keyframes sk-doubleBounce {
    0%, 100% {
        -webkit-transform: scale(0);
        transform: scale(0)
    }
    50% {
        -webkit-transform: scale(1);
        transform: scale(1)
    }
}

@keyframes sk-doubleBounce {
    0%, 100% {
        -webkit-transform: scale(0);
        transform: scale(0)
    }
    50% {
        -webkit-transform: scale(1);
        transform: scale(1)
    }
}

.sk-wave {
    width: 50px;
    height: 40px;
    text-align: center;
    font-size: 10px;
    margin: 40px auto;
}

.sk-wave .sk-rect {
    background-color: #333;
    height: 100%;
    width: 4px;
    margin: 0 1px;
    display: inline-block;
    -webkit-animation: sk-waveStretchDelay 1.2s infinite ease-in-out;
    animation: sk-waveStretchDelay 1.2s infinite ease-in-out
}

.sk-wave .sk-rect1 {
    -webkit-animation-delay: -1.2s;
    animation-delay: -1.2s
}

.sk-wave .sk-rect2 {
    -webkit-animation-delay: -1.1s;
    animation-delay: -1.1s
}

.sk-wave .sk-rect3 {
    -webkit-animation-delay: -1s;
    animation-delay: -1s
}

.sk-wave .sk-rect4 {
    -webkit-animation-delay: -.9s;
    animation-delay: -.9s
}

.sk-wave .sk-rect5 {
    -webkit-animation-delay: -.8s;
    animation-delay: -.8s
}

@-webkit-keyframes sk-waveStretchDelay {
    0%, 100%, 40% {
        -webkit-transform: scaleY(.4);
        transform: scaleY(.4)
    }
    20% {
        -webkit-transform: scaleY(1);
        transform: scaleY(1)
    }
}

@keyframes sk-waveStretchDelay {
    0%, 100%, 40% {
        -webkit-transform: scaleY(.4);
        transform: scaleY(.4)
    }
    20% {
        -webkit-transform: scaleY(1);
        transform: scaleY(1)
    }
}

.sk-three-bounce {
    margin: 40px auto;
    width: 100px;
    text-align: center
}

.sk-three-bounce .sk-child {
    width: 16px;
    height: 16px;
    background-color: #333;
    border-radius: 100%;
    margin: 4px;
    display: inline-block;
    -webkit-animation: sk-three-bounce 1.4s ease-in-out 0s infinite both;
    animation: sk-three-bounce 1.4s ease-in-out 0s infinite both
}

.sk-cube-grid, .sk-spinner-pulse {
    width: 40px;
    height: 40px;
    margin: 40px auto
}

.sk-three-bounce .sk-bounce1 {
    -webkit-animation-delay: -.32s;
    animation-delay: -.32s
}

.sk-three-bounce .sk-bounce2 {
    -webkit-animation-delay: -.16s;
    animation-delay: -.16s
}

@-webkit-keyframes sk-three-bounce {
    0%, 100%, 80% {
        -webkit-transform: scale(0);
        transform: scale(0)
    }
    40% {
        -webkit-transform: scale(1);
        transform: scale(1)
    }
}

@keyframes sk-three-bounce {
    0%, 100%, 80% {
        -webkit-transform: scale(0);
        transform: scale(0)
    }
    40% {
        -webkit-transform: scale(1);
        transform: scale(1)
    }
}

.sk-spinner-pulse {
    background-color: #333;
    border-radius: 100%;
    -webkit-animation: sk-pulseScaleOut 1s infinite ease-in-out;
    animation: sk-pulseScaleOut 1s infinite ease-in-out
}

@-webkit-keyframes sk-pulseScaleOut {
    0% {
        -webkit-transform: scale(0);
        transform: scale(0)
    }
    100% {
        -webkit-transform: scale(1);
        transform: scale(1);
        opacity: 0
    }
}

@keyframes sk-pulseScaleOut {
    0% {
        -webkit-transform: scale(0);
        transform: scale(0)
    }
    100% {
        -webkit-transform: scale(1);
        transform: scale(1);
        opacity: 0
    }
}

.sk-cube-grid .sk-cube {
    width: 33.33%;
    height: 33.33%;
    background-color: #333;
    float: left;
    -webkit-animation: sk-cubeGridScaleDelay 1.3s infinite ease-in-out;
    animation: sk-cubeGridScaleDelay 1.3s infinite ease-in-out
}

.sk-cube-grid .sk-cube1 {
    -webkit-animation-delay: .2s;
    animation-delay: .2s
}

.sk-cube-grid .sk-cube2 {
    -webkit-animation-delay: .3s;
    animation-delay: .3s
}

.sk-cube-grid .sk-cube3 {
    -webkit-animation-delay: .4s;
    animation-delay: .4s
}

.sk-cube-grid .sk-cube4 {
    -webkit-animation-delay: .1s;
    animation-delay: .1s
}

.sk-cube-grid .sk-cube5 {
    -webkit-animation-delay: .2s;
    animation-delay: .2s
}

.sk-cube-grid .sk-cube6 {
    -webkit-animation-delay: .3s;
    animation-delay: .3s
}

.sk-cube-grid .sk-cube7 {
    -webkit-animation-delay: 0ms;
    animation-delay: 0ms
}

.sk-cube-grid .sk-cube8 {
    -webkit-animation-delay: .1s;
    animation-delay: .1s
}

.sk-cube-grid .sk-cube9 {
    -webkit-animation-delay: .2s;
    animation-delay: .2s
}

@-webkit-keyframes sk-cubeGridScaleDelay {
    0%, 100%, 70% {
        -webkit-transform: scale3D(1, 1, 1);
        transform: scale3D(1, 1, 1)
    }
    35% {
        -webkit-transform: scale3D(0, 0, 1);
        transform: scale3D(0, 0, 1)
    }
}

@keyframes sk-cubeGridScaleDelay {
    0%, 100%, 70% {
        -webkit-transform: scale3D(1, 1, 1);
        transform: scale3D(1, 1, 1)
    }
    35% {
        -webkit-transform: scale3D(0, 0, 1);
        transform: scale3D(0, 0, 1)
    }
}

.sk-wandering-cubes {
    margin: 40px auto;
    width: 40px;
    height: 40px;
    position: relative
}

.sk-wandering-cubes .sk-cube {
    background-color: #333;
    width: 10px;
    height: 10px;
    position: absolute;
    top: 0;
    left: 0;
    -webkit-animation: sk-wanderingCube 1.8s ease-in-out -1.8s infinite both;
    animation: sk-wanderingCube 1.8s ease-in-out -1.8s infinite both
}

.sk-wandering-cubes .sk-cube2 {
    -webkit-animation-delay: -.9s;
    animation-delay: -.9s
}

@-webkit-keyframes sk-wanderingCube {
    0% {
        -webkit-transform: rotate(0);
        transform: rotate(0)
    }
    25% {
        -webkit-transform: translateX(30px) rotate(-90deg) scale(.5);
        transform: translateX(30px) rotate(-90deg) scale(.5)
    }
    50% {
        -webkit-transform: translateX(30px) translateY(30px) rotate(-179deg);
        transform: translateX(30px) translateY(30px) rotate(-179deg)
    }
    50.1% {
        -webkit-transform: translateX(30px) translateY(30px) rotate(-180deg);
        transform: translateX(30px) translateY(30px) rotate(-180deg)
    }
    75% {
        -webkit-transform: translateX(0) translateY(30px) rotate(-270deg) scale(.5);
        transform: translateX(0) translateY(30px) rotate(-270deg) scale(.5)
    }
    100% {
        -webkit-transform: rotate(-360deg);
        transform: rotate(-360deg)
    }
}

@keyframes sk-wanderingCube {
    0% {
        -webkit-transform: rotate(0);
        transform: rotate(0)
    }
    25% {
        -webkit-transform: translateX(30px) rotate(-90deg) scale(.5);
        transform: translateX(30px) rotate(-90deg) scale(.5)
    }
    50% {
        -webkit-transform: translateX(30px) translateY(30px) rotate(-179deg);
        transform: translateX(30px) translateY(30px) rotate(-179deg)
    }
    50.1% {
        -webkit-transform: translateX(30px) translateY(30px) rotate(-180deg);
        transform: translateX(30px) translateY(30px) rotate(-180deg)
    }
    75% {
        -webkit-transform: translateX(0) translateY(30px) rotate(-270deg) scale(.5);
        transform: translateX(0) translateY(30px) rotate(-270deg) scale(.5)
    }
    100% {
        -webkit-transform: rotate(-360deg);
        transform: rotate(-360deg)
    }
}

/*.sk-wave {*/
/*    position: -webkit-sticky; !* Safari *!*/
/*    position: sticky;*/
/*    top: 50%;*/
/*    left: 50%;*/
/*    width: 80px !important;*/
/*    font-size: 12px;*/
/*    height: 60px;*/
/*}*/