File: web/bundles/extjs/resources/theme-bootstrap/theme/stylesheets/bootstrap/default/widgets/_loadmask.scss

/* Styles for Ext.LoadMask */

.#{$prefix}mask {
    z-index: 100;

    position: absolute;
    top: 0;
    left: 0;

    @include opacity($loadmask-opacity);

    width: 100%;
    height: 100%;
    zoom: 1;

    background: $loadmask-backgorund;
}

.#{$prefix}mask-msg {
    z-index: 20001;

    position: absolute;
    top: 0;
    left: 0;

    padding: $loadmask-msg-padding;
    border: 1px solid;
    border-color: $loadmask-msg-border-color;

    @if $loadmask-msg-background-gradient {
        @if $supports-gradients or $compile-all {
            @include background-gradient($loadmask-msg-background-color, $loadmask-msg-background-gradient);
        }
    } @else {
        background: $loadmask-msg-background-color;
    }

    div {
        padding: $loadmask-msg-inner-padding;

        //if an icon is defined show it
        @if $loadmask-msg-inner-icon != null {
            background-image: theme-background-image($theme-name, $loadmask-msg-inner-icon);
            background-repeat: no-repeat;
            background-position: 5px center;
        }

        cursor: wait;

        border: 1px solid $loadmask-msg-inner-border-color;

        background-color: $loadmask-msg-inner-background-color;

        color: $loadmask-msg-inner-color;
        font: $loadmask-msg-inner-font;
    }
}