metamask-extension/ui/components/app/modals/customize-nonce/index.scss

.customize-nonce-modal {
  padding-left: 24px;
  padding-right: 18px;
  display: flex;
  flex-flow: column nowrap;

  &__main-header {
    display: flex;
    align-items: center;
    padding-top: 24px;
  }

  &__main-title {
    flex: 1;
  }

  &__close {
    @include H4;

    color: var(--color-icon-default);
    background: none;
    flex: 0;
    align-self: flex-start;
  }

  & &__link {
    @include H6;

    display: inline;
    padding-left: 5px;
  }

  & &__reset {
    @include H6;
  }

  &__input {
    input {
      @include Paragraph;

      width: 100%;
    }
  }
}

.customize-nonce-modal-content {
  padding: 0;
}

.customize-nonce-modal-container {
  height: 324px;
  width: 100%;
}