@mixin custom-checkbox() {
    position: relative;
    margin: 0 1rem 0 0;
    cursor: pointer;
    margin-bottom: 5px;
    width: 22px;
    height: 22px;
    &:before {
        content: "";
        position: absolute;
        left: 0;
        z-index: 1;
        width: 100%;
        height: 100%;
        border: none;
    }
    &:after {
        content: "";
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
        height: 100%;
        background: #fff;
        cursor: pointer;
    }
    &:checked {
        &:before {
            border: 4px solid #4caf50;
            -webkit-transform: rotate(-45deg);
            -moz-transform: rotate(-45deg);
            -ms-transform: rotate(-45deg);
            -o-transform: rotate(-45deg);
            transform: rotate(-45deg);
            width: 14px;
            height: 6px;
            top: 6px;
            left: 5px;
            border-top-style: none;
            border-right-style: none;
        }
        &:after {
            background: #f2f2f2;
        }
    }
}
// Generic styles
#customize-controls {
    #customize-header-actions {

    }
    #customize-info {
        .accordion-section-title {
            border-bottom: 1px solid rgba(0,0,0,.3);
        }
    }
    #customize-theme-controls {
        #accordion-section-themes {

        }
        .accordion-section {
            > .accordion-section-title {
                border-bottom: 1px solid rgba(0,0,0,.1);
                &:after {
                    border-color: rgba(0,0,0,0) !important;
                    border-color: transparent !important;
                }
            }
        }
    }
}
// Hints/Tooltips
.hint,
[data-hint] {
    position: relative;
    display: inline-block;
    &:before,
    &:after {
        position: absolute;
        // HACK: Trigger hardware accelerated rendering, otherwise transform was not
        // working on a hidden element
        -webkit-transform: translate3d(0, 0, 0);
        -moz-transform: translate3d(0, 0, 0);
        transform: translate3d(0, 0, 0);
        // HACK: visibility is set to hidden because IE & Opera don't support
        // pointer-events on HTML content yet because of which hovering a hidden tooltip
        // shows the tooltip.
        visibility: hidden;
        opacity: 0;
        z-index: 998;
        // shouldn't receive pointer events, otherwise even hovering tooltip will make it appear
        pointer-events: none;
        transition: 0.3s ease;
        transition-delay: 250ms;
    }
    &:hover:before,
    &:hover:after,
    &:focus:before,
    &:focus:after {
        visibility: visible;
        opacity: 1;
    }
    &:hover:before,
    &:hover:after {
        transition-delay: 0;
    }
    // tooltip arrow
    &:before {
        content: '';
        position: absolute;
        background: transparent;
        border: none;
        // move z-index 1 up than :after so that it shows over box-shadow
        z-index: 999;
        width: 0;
        height: 0;
        border-top: 5px solid transparent;
        border-bottom: 5px solid transparent;
        border-left: 5px solid #333;
        left: -5px;
        top: 5px;
    }
    // tooltip body
    &:after {
        content: attr(data-hint);
        // The magic!
        background: #333;
        color: white;
        padding: 5px 10px;
        font-size: 12px;
        line-height: 14px;
        height: auto;
        margin-bottom: -14px;
        width: 170px;
        max-width: 170px;
        display: block;
        white-space: normal;
        text-align: right;
        position: relative;
        top: -22px;
        left: -195px;
    }
}
// apply to all controls for tooltips
li.customize-control {
    position: relative;
    a.tooltip.hint--left {
        display: block;
        position: absolute;
        top: 5px;
        right: -20px;
        border-radius: 50%;
        color: #999;
        border: none;
        line-height: 8px;
        width: 20px;
        height: 20px;
    }
}
// Radio-Image Controls
.customize-control-radio-image {
    .image.ui-buttonset {
        input[type=radio] {
            height: auto;
        }
        label {
            border: 1px solid transparent;
            display: inline-block;
            margin-right: 5px;
            margin-bottom: 5px;
            &.ui-state-active {
                background: none;
                border-color: #333;
            }
        }
    }
}
// Multicheck Controls
.customize-control-multicheck {
    input[type="checkbox"] {
        @include custom-checkbox();
    }
}
// Checkbox Controls
// Multicheck Controls
.customize-control-checkbox {
    input[type="checkbox"] {
        @include custom-checkbox();
    }
}
// Radio-Buttonset Controls
.customize-control-radio-buttonset {
    input[type=radio] {

    }
    label {
        padding: 5px 10px;
        background: #f7f7f7;
        border-left: 1px solid #dedede;
        &.ui-state-active {
            background: #dedede;
        }
        &.ui-corner-left {
            border-radius: 3px 0 0 3px;
            border-left: 0;
        }
        &.ui-corner-right {
            border-radius: 0 3px 3px 0;
        }
    }
}
// Switch & toggle Controls
.customize-control-switch,
.customize-control-toggle {
    .Switch {
        position: relative;
        display: inline-block;
        font-size: 16px;
        font-weight: bold;
        color: #aaa;
        height: 18px;
        line-height: 27px;
        padding: 6px;
        border: 1px solid #ccc;
        border: 1px solid rgba(0,0,0,0.2);
        background: #f2f2f2;
        cursor: pointer;
        float: right;
        transition: all 0.15s ease-in-out;
        .Toggle {
            position: absolute;
            top: 1px;
            width: 37px;
            height: 25px;
            border: 1px solid #aaa;
            border: 1px solid rgba(0,0,0,0.2);
            background: #fff;
            z-index: 989;
            transition: all 0.15s ease-in-out;
        }
        .On,
        .Off {
            display: inline-block;
            width: 35px;
            position: relative;
            top: -5px;
        }
        .On {
            color: #333;
        }
        &.On {
            .Toggle {
                left: 54%;
            }
        }
        &.Off {
            .Toggle {
                left: 2%;
            }
        }
        &.Round {
            padding: 0 20px;
            border-radius: 40px;
            margin-top: 5px;
            .Toggle {
                border-radius: 40px;
                width: 14px;
                height: 14px;
            }
            &.Off {
                .Toggle {
                    left: 3%;
                }
            }
            &.On {
                color: #fff;
                background: #333;
                .Toggle {
                    left: 58%;
                }
            }
        }
    }
}
body.IE7 .Switch {
    width: 78px;
}
body.IE7 .Switch.Round {
    width: 1px;
}
// Sortable Controls
.customize-control-sortable {
    ul.ui-sortable {
        li {
            padding: 5px 10px;
            border: 1px solid #333;
            background: #fff;
            .dashicons {
                &.dashicons-menu {
                    float: right;
                }
                &.visibility {
                    margin-right: 10px;
                }
            }
            &.invisible {
                color: #aaa;
                border: 1px dashed #aaa;
                .dashicons.visibility {
                    color: #aaa;
                }
            }
        }
    }
}
// Palette controls
.customize-control-palette {
    label {
        &.ui-button.ui-widget {
            width: 95%;
            background: none;
            padding: 0;
            .ui-button-text {
                border-top: 3px solid transparent;
                border-bottom: 3px solid transparent;
                margin-bottom: 5px;
                display: flex;
                span {
                    padding: 10px 0;
                    flex-grow: 1;
                    font-size: 0;
                    line-height: 10px;
                    color: rgba(0,0,0,0);
                    -webkit-transition: all 200ms ease-in-out;
                    -moz-transition: all 200ms ease-in-out;
                    -ms-transition: all 200ms ease-in-out;
                    -o-transition: all 200ms ease-in-out;
                    transition: all 200ms ease-in-out;
                    &:hover {
                        padding: 10px;
                        flex-grow: 3;
                        min-width: 60px;
                        font-size: 10px;
                        line-height: 10px;
                        color: #000;
                    }
                }
            }
        }
        &.ui-state-active {
            &.ui-button.ui-widget {
                span.ui-button-text {
                    border: 3px solid #333;
                }
            }
        }
    }
}
// Slider Controls
.customize-control-slider {
    input[type="text"] {
        border: none;
        text-align: center;
        padding: 0;
        margin: 0;
        font-size: 12px;
        box-shadow: none;
        color: #333;
    }
    .ui-slider {
        position: relative;
        text-align: left;
        height: 7px;
        border-radius: 3px;
        background: #f2f2f2;
        border: 1px solid #dedede;
        margin-top: 10px;
        margin-bottom: 20px;
        .ui-slider-handle {
            position: absolute;
            z-index: 2;
            width: 15px;
            height: 15px;
            top: -5px;
            border-radius: 50%;
            cursor: default;
            -ms-touch-action: none;
            touch-action: none;
            background: #333;
            border: 1px solid #333;
        }
        .ui-slider-range {
            position: absolute;
            z-index: 1;
            font-size: 0.7em;
            display: block;
            border: 0;
            background-position: 0 0;
        }
    }
}
// Color-Alpha Controls
.customize-control-color-alpha {
    .kirki-alpha-container {
        box-sizing: padding-box;
        display: none;
        border: 1px solid #dfdfdf;
        border-top: none;
        background: #fff;
        padding: 0 11px 6px;
        .transparency {
            height: 24px;
            width: 100%;
            background-color: #fff;
            background-image: url("../images/transparency-grid.png");
            box-shadow: 0 0 5px rgba(0,0,0,0.4) inset;
            -webkit-border-radius: 3px;
            -moz-border-radius: 3px;
            border-radius: 3px;
            padding: 0;
        }
        .ui-slider-handle {
            color: #777;
            background-color: #fff;
            text-shadow: 0 1px 0 #fff;
            text-decoration: none;
            position: absolute;
            z-index: 2;
            box-shadow: 0 1px 2px rgba(0,0,0,0.2);
            border: 1px solid #aaa;
            -webkit-border-radius: 4px;
            -moz-border-radius: 4px;
            border-radius: 4px;
            opacity: 0.9;
            margin-top: -2px;
            height: 20px;
            cursor: ew-resize;
            font-size: 12px;
            padding: 3px;
        }
        .ui-slider {
            position: relative;
            text-align: center;
            width: 88%;
        }
    }
    .wp-picker-container a.wp-picker-open ~ div.kirki-alpha-container {
        display: block;
    }
    .customize-control-alphacolor .wp-picker-container .iris-picker {
        border-bottom: none;
    }
}

// Number Controls
.customize-control-number {
    .stepper {
        border-radius: 0px;
        margin: 0 0 10px 0;
        overflow: hidden;
        position: relative;
        width: 50%;
        .stepper-input {
            background: #F9F9F9;
            border: 1px solid #ccc;
            border-radius: 0px;
            color: #333;
            font-size: 13px;
            line-height: 1.2;
            margin: 0;
            overflow: hidden;
            padding: 9px 10px 10px;
            width: 100%;
            z-index: 49;
            -moz-appearance: textfield;
            &::-webkit-inner-spin-button,
            &::-webkit-outer-spin-button {
                -webkit-appearance: none; margin: 0;
            }
            &:focus {
                background-color: #fff;
            }
        }
        .stepper-arrow {
            background: #eee url("../images/jquery.fs.stepper-arrows.png") no-repeat;
            border: 1px solid #ccc;
            cursor: pointer;
            display: block;
            height: 50%;
            position: absolute;
            right: 0;
            text-indent: -99999px;
            width: 20px;
            z-index: 50;
            &.up {
                background-position: center top;
                border-bottom: none;
                top: 0;
            }
            &.down {
                background-position: center bottom;
                bottom: 0;
            }
        }
    }
}