WhiteSur-gtk-theme/src/sass/gnome-shell/widgets/_login-dialog.scss

.login-dialog-banner-view {
  padding-top: 24px;
  max-width: 23em;
}

.login-dialog {
  //reset
  border: none;
  background-color: transparent;

  StEntry {
    selection-background-color: $primary_color;
    selected-background-color: $primary_color;
    selected-color: white;
    padding: 4px 8px;
    min-height: $small_size;
    @include entry(flat-normal);
    &:focus { @include entry(flat-focus); }
    &:insensitive { @include entry(flat-insensitive); }
    border-radius: $circular_radius;
  }

  .modal-dialog-button-box { spacing: 3px; }

  .modal-dialog-button {
    padding: 0 16px;
    @include button(flat-normal, $tc: $light_fg_color);
    &:hover,&:focus { @include button(flat-hover, $tc: $light_fg_color); }
    &:active { @include button(flat-active, $tc: $light_fg_color); }
    &:insensitive { @include button(flat-insensitive, $tc: $light_fg_color); }

    &:default {
      @include button(normal, $c: $suggested_color, $tc: $light_fg_color);
      &:hover,&:focus { @include button(hover, $c: $suggested_color, $tc: $light_fg_color); }
      &:active { @include button(active, $c: $suggested_color, $tc: $light_fg_color); }
      &:insensitive { @include button(insensitive, $c: $light_divider_color, $tc: $light_disabled_fg_color); }
    }
  }

  .cancel-button,
  .switch-user-button,
  .login-dialog-session-list-button {
    padding: 0;
    border-radius: 100px;
    width: 32px;
    height: 32px;
    border: none;
    background-color: rgba($borders_color, 0.1);

    StIcon { icon-size: 16px; }
  }

  .login-dialog-message-warning {
    color: $light_alt_fg_color;
  }
}

// Caps-lock warning
.caps-lock-warning-label {
  text-align: center;
  margin-bottom: 8px;
  padding: 2px 6px;
  color: white;
  background-color: $warning_color;
  border-radius: $circular_radius;
}

.login-dialog-logo-bin { padding: 24px 0px; }
.login-dialog-banner { color: $light_alt_fg_color; }
.login-dialog-button-box { spacing: 5px; }
.login-dialog-message-warning { color: $warning_color; }
.login-dialog-message-hint { padding-top: 0; padding-bottom: 20px; }
.login-dialog-user-selection-box { padding: 100px 0px; }
.login-dialog-not-listed-label {
  padding-left: 2px;
  .login-dialog-not-listed-button:focus &,
  .login-dialog-not-listed-button:hover & {
    color: $light_fg_color;
  }
}

.login-dialog-not-listed-label {
  font-size: 1em;
  font-weight: bold;
  color: $light_alt_fg_color;
  padding-top: 1em;
  &:hover { color: $light_alt_fg_color; }
  &:focus { background-color: $light_divider_color; }
}

.login-dialog-user-list-view { -st-vfade-offset: 1em; }
.login-dialog-user-list {
  spacing: 12px;
  padding: .2em;
  width: 23em;
  &:expanded .login-dialog-user-list-item:selected { background-color: $light_divider_color; color: $light_alt_fg_color; }
  &:expanded .login-dialog-user-list-item:hover { background-color: $light_divider_color; color: $light_alt_fg_color; }
  &:expanded .login-dialog-user-list-item:active { background-color: $light_track_color; color: $light_alt_fg_color; }
  &:expanded .login-dialog-user-list-item:logged-in { border-right: 2px solid $selected_bg_color; }
}

.login-dialog-user-list-item {
  border-radius: $mn_radius;
  padding: 6px;
  color: $light_alt_fg_color;
  &:ltr .user-widget { padding-right: 1em; }
  &:rtl .user-widget { padding-left: 1em; }
  &:hover { background-color: $light_divider_color; color: $light_alt_fg_color; }
  &:active { background-color: $light_track_color; color: $light_alt_fg_color; }
  .login-dialog-timed-login-indicator {
    height: 2px;
    margin: 6px 0 0 0;
    background-color: $light_alt_fg_color;
  }
  &:focus .login-dialog-timed-login-indicator { background-color: $light_alt_fg_color; }
}

// .login-dialog-username,
.user-widget-label {
  color: $light_alt_fg_color;
}

// User icon
.user-icon {
  background-size: contain;
  color: $light_alt_fg_color;
  border-radius: $circular_radius;
  border: 2px $light_alt_fg_color;

  &:hover {
    color: $light_fg_color;
  }

  & StIcon {
    background-color: transparentize($light_alt_fg_color, 0.95);
    border-radius: 99px;
  }
}

.user-widget.vertical .user-icon {
  icon-size: 128px; // 128px

  & StIcon {
    padding: $container_padding * 3 + 2px; // 20px
    padding-top: $container_padding * 3; // 18 px
    padding-bottom: $container_padding * 3 + 4px; // 22px
    width: 88px; height:  88px; // 88px;
  }
}

.user-widget.horizontal .user-icon {
  icon-size: 64px;

  & StIcon {
    padding: $container_padding * 2 ; // 12px
    width: $container_padding * 2.5; height:  $container_padding * 2.5; // 40px;
  }
}

.user-widget.horizontal {
  .user-widget-label {
    // @include font(title);
    font-weight: bold;
    text-align: left;
    padding-left: 15px;

    &:ltr { padding-left: 14px; }
    &:rtl { padding-right: 14px; }
  }

  .user-icon {
    icon-size: 64px; // 64px

    & StIcon {
      padding: 12px; // 12px
      width: 40px;
      height: 40px; // 40px;
    }
  }
}

.user-widget.vertical {
  .user-widget-label {
    text-align: center;
    font-weight: normal;
    padding-top: 16px;
  }

  .user-icon {
    icon-size: 96px; // 128px

    & StIcon {
      padding: 20px; // 20px
      padding-top: 18px; // 18 px
      padding-bottom: 22px; // 22px
      width: 88px;
      height: 88px; // 88px;
    }
  }
}

.login-dialog-prompt-entry {
  height: 1.5em;
}

.login-dialog-prompt-layout {
  padding-top: 24px;
  padding-bottom: 12px;
  spacing: 8px;
  width: 23em;
}

.login-dialog-prompt-label {
  color: $light_hint_fg_color;
  font-size: 1em;
  padding-top: 1em;
}

#lockDialogGroup {
  background: url("assets/background.jpg");
  background-size: cover;
}