Style Properties
The style properties panel of an element opens when selecting the icon 
of its context menu.
Padding
All padding space properties allow to create a space around the element borders (top, bottom, sides) and its content. The padding space configured is inward, while the margin is configured relative to a top element. It can be expressed in pixels (px), percentage (%), viewport width (vw), and viewport height (vh).
Allows values entered in one of the paddings to be copied to the other ones automatically.
Allows to indicate different values for each padding.
Edges
It allows to define the style of borders. Each one has its type, width, color and opacity defined, the latter as a percentage.
Allows the value entered in one of the borders to be copied to the other ones automatically.
Allows to indicate different values for each border.
Round Edges
It allows to define the round edges at the corners of elements.
It can be expressed in pixels (px), percentage (%), viewport width (vw), and viewport height (vh).
Allows the value entered in one of the borders to be copied to the other ones automatically.
Allows to indicate different values for each border.
Shadow
Allows to define a shadow effect around the element.
Type
Possible Values
•Outset
•Inset
Horizontal
Horizontal size of the shadow to the right of the element. It can be expressed in pixels (px), percentage (%), viewport width (vw), and viewport height (vh).
Vertical
Vertical size of the shadow below the element. It can be expressed in pixels (px), percentage (%), viewport width (vw), and viewport height (vh).
Blur
The greater this value is, the greater and lighter the shadow becomes. If not specified, its value is 0 and the shadow border is darker. It can be expressed in pixels (px), percentage (%), viewport width (vw), and viewport height (vh).
Spread
Positive values will cause the shadow to expand and grow bigger, while negative values will cause the shadow to shrink. If not specified, its value is 0 and the shadow will have the same size as the element.
Color
Defines the color of the shadow.
Transparency
Defines the transparency of the shadow.
