grav/system/assets/whoops.css

body {
    background-color: #eee;
}

body header {
    background: #349886;
    border-left: 8px solid #29796B;
}

body .clipboard {
    width: 28px;
    height: 28px;
    background: transparent url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABwAAAAcAQMAAABIw03XAAAAA3NCSVQICAjb4U/gAAAABlBMVEX///////9VfPVsAAAAAnRSTlP/AOW3MEoAAAAJcEhZcwAACxIAAAsSAdLdfvwAAAAcdEVYdFNvZnR3YXJlAEFkb2JlIEZpcmV3b3JrcyBDUzbovLKMAAAAFnRFWHRDcmVhdGlvbiBUaW1lADEwLzE1LzE0xr/LJAAAADhJREFUCJlj+P///wcGBPGDQR5E8OMi2IEEczOIaAQRHSCioQBGHAAR/7AT/z+DiA8MMALVXhABAJf9Sr5aY+UFAAAAAElFTkSuQmCC);
}

body .exc-title-primary {
    color: #1C3631;
    text-shadow: none;
}

body .exc-title {
    color: #2F5B52;
    text-shadow: none;
}

body .data-table-container label {
    color: #0082BA;
}

body .frame {
    border: 0;
}

body .frames-container {
    overflow-y: auto;
    overflow-x: hidden;
}

body .active .frame-class {
    color: #E3D8E9;
}

body .frame-class {
    color: #9055AF;
}

body .frame.active {
    border: 0;
    box-shadow: none;
    background-color: #9055AF;
}

body .frame:not(.active):hover {
    background: #e9e9e9;
}

body .frame-file, body .data-table tbody {
    font-family: "DejaVu Sans Mono", Menlo, Monaco, Consolas, Courier, monospace;
    font-size: 13px;
}

body .frame-code {
    background: #305669;
    border-left: 8px solid #253A47;
    padding: 1rem;
}

body .frame-code .frame-file {
    background: #253A47;
    color: #eee;
    text-shadow: none;
    box-shadow: none;
    font-family: inherit;
}

body .frame-code .frame-file strong {
    color: #fff;
    font-weight: normal;
}

body .frame-comments {
    background: #283E4D;

    box-shadow: none;
}

body .frame-comments.empty:before {
    color: #789AAB;
}

body .details-container {
    border: 0;
}

body .details {
    background-color: #eee;
    border-left: 8px solid #ddd;
    padding: 1rem;
}

body .code-block {
    background: #2C4454;
    box-shadow: none;
    font-family: "DejaVu Sans Mono", Menlo, Monaco, Consolas, Courier, monospace;
    font-size: 13px;
}

body .handler.active {
    background: #666;
}