numix-gtk-theme/gtk-3.20/scss/apps/_lightdm.scss

/***********************
 ! LightDM GTK Greeter *
 ***********************/

@include exports("lightdm") {
    #panel_window {
        background-color: transparent;
        background-image: none;
        color: $white;
        font: bold;
        text-shadow: 0 1px alpha($black, .5);
        -gtk-icon-shadow: 0 1px alpha($black, .5);

        .menubar {
            &, > .menuitem {
                background-color: transparent;
                background-image: none;
                color: $white;
                font: bold;
                text-shadow: 0 1px alpha($black, .5);
                -gtk-icon-shadow: 0 1px alpha($black, .5);

                *:hover { color: $white; }

                &:hover {
                    border-style: none;
                    background-color: alpha($white, .2);
                    background-image: none;
                    color: $white;
                }

                &:disabled { color: alpha($white, .7); }

                .menu {
                    border-radius: 1px;

                    .menuitem {
                        font: normal;
                        text-shadow: none;
                    }
                }
            }
        }
    }

    #content_frame { padding-bottom: 14px; }

    #login_window, #shutdown_dialog, #restart_dialog {
        border-style: none;
        border-radius: $roundness;
        background-color: $lightdm_bg_color;
        color: $lightdm_fg_color;

        /* draw border using box-shadow */
        box-shadow: inset 1px 0 mix(shade($lightdm_bg_color, .7), $lightdm_fg_color, .21),
                    inset -1px 0 mix(shade($lightdm_bg_color, .7), $lightdm_fg_color, .21),
                    inset 0 1px mix(shade($lightdm_bg_color, .7), $lightdm_fg_color, .21),
                    inset 0 -1px mix(shade($lightdm_bg_color, .7), $lightdm_fg_color, .21);

        .button {
            padding: 3px 15px;
            border-width: 1px;
            border-radius: $roundness;
            border-style: solid;
            border-color: shade($lightdm_bg_color, .8);
            background-color: shade($lightdm_bg_color, 1.08);
            background-image: none;
            color: $lightdm_fg_color;
            transition: all 150ms ease-out;

            &.default, &:focus, &:active:focus {
                border-color: shade($selected_bg_color, .8);
                background-color: shade($selected_bg_color, 1.08);
                background-image: none;
                color: $selected_fg_color;

                &:hover {
                    border-color: shade($selected_bg_color, .7);
                    background-color: $selected_bg_color;
                }
            }
        }
    }


    #login_window {
        .menu { border-radius: 1px; }

        GtkComboBox .button {
            &, &:hover, &:active, &:active:hover,
            &:focus, &:hover:focus, &:active:focus, &:active:hover:focus {
                padding: 0;
                background: none;
                border-style: none;
                box-shadow: none;
            }
        }

        .entry {
            padding: 3px 5px;
            border-width: 1px;
            border-style: solid;
            border-color: shade($lightdm_bg_color, .8);
            border-radius: $roundness;
            background-color: shade($lightdm_bg_color, .9);
            background-image: none;
            color: $lightdm_fg_color;
            box-shadow: none;
            transition: all 150ms ease-out;

            &:focus, &:hover {
                border-color: shade($lightdm_bg_color, .7);

                box-shadow: inset 1px 0 alpha($dark_shadow, .1),
                            inset 0 1px alpha($dark_shadow, .12),
                            inset -1px 0 alpha($dark_shadow, .1),
                            inset 0 -1px alpha($dark_shadow, .05);
            }
        }
    }

    #user_combobox {
        color: $lightdm_fg_color;
        font: 18px;

        .menu { font: normal; }

        .arrow { color: mix($lightdm_fg_color, $lightdm_bg_color, .5); }
    }

    #user_image {
        padding: 3px;
        border-radius: $roundness;

        /* draw border using box-shadow */
        box-shadow: inset 1px 0 shade($lightdm_bg_color, .7),
                    inset -1px 0 shade($lightdm_bg_color, .7),
                    inset 0 1px shade($lightdm_bg_color, .7),
                    inset 0 -1px shade($lightdm_bg_color, .7);
    }

    #user_image_border {
        border-radius: $roundness;
        background-color: shade($lightdm_bg_color, .9);
        background-image: none;
        box-shadow: inset 1px 0 alpha($dark_shadow, .07),
                    inset 0 1px alpha($dark_shadow, .08),
                    inset -1px 0 alpha($dark_shadow, .07),
                    inset 0 -1px alpha($dark_shadow, .05);
    }

    #buttonbox_frame {
        padding-top: 10px;
        padding-bottom: 0;
        border-style: none;
        border-bottom-left-radius: $roundness;
        border-bottom-right-radius: $roundness;
        background-color: transparent;
        background-image: none;
        box-shadow: none;
    }



    /* shutdown button */
    #shutdown_button {
        border-color: shade($error_bg_color, .8);
        background-color: shade($error_bg_color, 1.08);
        background-image: none;
        color: $error_fg_color;

        &:hover, &:active, &:active:hover {
            border-color: shade($error_bg_color, .7);
            background-color: $error_bg_color;
        }
    }

    /* restart button */
    #restart_button {
        border-color: shade($warning_bg_color, .8);
        background-color: shade($warning_bg_color, 1.08);
        background-image: none;
        color: $warning_fg_color;

        &:hover, &:active, &:active:hover {
            border-color: shade($warning_bg_color, .7);
            background-color: $warning_bg_color;
        }
    }

     /* password warning */
    #greeter_infobar { font: bold; }
}