.loader {
    color: #fff;
    position: fixed;
    box-sizing: border-box;
    left: -9999px;
    top: -9999px;
    width: 0;
    height: 0;
    overflow: hidden;
    z-index: 9999
}

.loader:after, .loader:before {
    box-sizing: border-box
}

.loader.is-active {
    background-color: rgba(0, 0, 0, 0.5);
    width: 100%;
    height: 100%;
    left: 0;
    top: 0
}

.loader-default-window.is-active {
    background-color: rgba(0, 0, 0, 0.5);
    position: absolute;
    width: calc(100% - 20px);
    height: 100%;
    margin-left: 10px;
    margin-right: 10px;
    left: 0;
    top: 0
}

@keyframes rotation {
    from {
        transform: rotate(0)
    }
    to {
        transform: rotate(359deg)
    }
}

@keyframes blink {
    from {
        opacity: .5
    }
    to {
        opacity: 1
    }
}

.loader[data-text]:before {
    position: fixed;
    left: 0;
    top: 50%;
    color: currentColor;
    font-family: Helvetica, Arial, sans-serif;
    text-align: center;
    width: 100%;
    font-size: 14px
}

.loader[data-text='']:before {
    content: 'Loading'
}

.loader[data-text]:not([data-text='']):before {
    content: attr(data-text)
}

.loader[data-text][data-blink]:before {
    animation: blink 1s linear infinite alternate
}

.loader-default[data-text]:before {
    top: calc(50% - 63px)
}

.loader-default:after {
    content: '';
    position: fixed;
    width: 48px;
    height: 48px;
    border: solid 8px #fff;
    border-left-color: transparent;
    border-radius: 50%;
    top: calc(50% - 24px);
    left: calc(50% - 24px);
    animation: rotation 1s linear infinite
}

.loader-default[data-half]:after {
    border-right-color: transparent
}

.loader-default-window[data-inverse]:after {
    animation-direction: reverse
}

.loader-default-window[data-text]:before {
    top: calc(50% - 63px)
}

.loader-default-window:after {
    content: '';
    position: absolute;
    width: 48px;
    height: 48px;
    border: solid 8px #fff;
    border-left-color: transparent;
    border-radius: 50%;
    top: calc(50% - 24px);
    left: calc(50% - 24px);
    animation: rotation 1s linear infinite
}

.loader-default-window[data-half]:after {
    border-right-color: transparent
}

.loader-default-window[data-inverse]:after {
    animation-direction: reverse
}

@keyframes shake {
    5% {
        transform: translate3d(-1px, 0, 0)
    }
    10% {
        transform: translate3d(1px, 0, 0)
    }
    15% {
        transform: translate3d(-1px, 0, 0)
    }
    20% {
        transform: translate3d(1px, 0, 0)
    }
    25% {
        transform: translate3d(-1px, 0, 0)
    }
    30% {
        transform: translate3d(1px, 0, 0)
    }
    35% {
        transform: translate3d(-1px, 0, 0)
    }
    40% {
        transform: translate3d(1px, 0, 0)
    }
    45% {
        transform: translate3d(-1px, 0, 0)
    }
    50% {
        transform: translate3d(1px, 0, 0)
    }
    55% {
        transform: translate3d(-1px, 0, 0)
    }
}