Visual aids: a tool of persuasion
Projection equipment: slide projectors, presentations, overhead projectors, and computer projectors.
Book design is the art of incorporating the content, style, format, design, and sequence of the various components of a book into a coherent whole. In the words of Jan Tschichold, book design, "methods and rules upon which it is impossible to improve, have been developed over centuries. To produce perfect books, these rules have to be brought back to life and applied."
Visual aids are often used to help audiences of informative and persuasive speeches understand the topic being presented. Visual aids can play a large role in how the audience understands and takes in information that is presented. There are many different types of visual aids that range from handouts to presenataions. The type of visual aid a speaker uses depends on their preference and the information they are trying to present.

Each type of visual aid has pros and cons that must be evaluated to ensure it will be beneficial to the overall presentation. Before incorporating visual aids into speeches, the speaker should understand that if used incorrectly, the visual will not be an aid, but a distraction.
Zero block
Simplicity
When the view of an image is influenced by the lights.
Complexity
Visual communication takes place through pictures, graphs and charts.
Efficiency
The view of images in the critical perspective.
Simplicity is not the absence of clutter; that's a consequence of simplicity. Simplicity is somehow essentially describing the purpose and place of an object and product. The absence of clutter is just a clutter-free product. That's not simple.
Book design is the art of incorporating the content, style, format, design, and sequence of the various components of a book into a coherent whole. In the words of Jan Tschichold, "methods and rules upon which it is impossible to improve, have been developed over centuries. To produce perfect books, these rules have to be brought back to life and applied."
Front matter, or preliminaries, is the first section of a book, and is usually the smallest section in terms of the number of pages. Each page is counted, but no folio or page number is expressed, or printed, on either display pages or blank pages.

Как сделать тень для всего блока в Tilda

Для стандартных блоков существует один способ - прописать дополнительный стиль.
Для ZeroBlock есть ещё возможность собственными силами создать тень блока
1 Способ ***СТИЛЬ ТЕНИ***

<style>#rec65982865 { box-shadow: 0 0 19px 15px rgba(224, 224, 224, 0.86);}</style>

Стиль вставляется в блок ДРУГОЕ►Т123
#rec65982865 - ID нужного блока

2 Способ для ZeroBlock ***ShapeBlockShadow***

1) Создаём в ZeroBlock элемент Shape:
- удаляем у него заливку
- настраиваем тень
- выставляем привязку WindowContainer
- установим размеры в процентах высота и ширина по 100%
- поставим его на самый нижний слой
- заблокируем его перемещение LOCK
2) В настройках фона ZeroBlock выставим параметр overflow:visible
<style>#rec65982865 {  box-shadow: 0 0px 30px 13px rgba(154, 0, 169, 0.41);}</style>
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