enable-copy, .enable-copy * {
    -webkit-user-select: text !important;
    -webkit-touch-callout: default !important;
    -moz-user-select: text !important;
    -ms-user-select: text !important;
    user-select: text !important;
}

    .enable-copy *::selection, .enable-copy ::selection {
        background: #b3d4fc; /* Or any background color you prefer */
    }

    .enable-copy *::-moz-selection, .enable-copy ::-moz-selection {
        background: #b3d4fc; /* Or any background color you prefer */
    }