Style Properties
The style properties panel of an element opens when selecting the icon 
of its context menu.
Background Image
Defines the properties of the background image.
Size
Possible Values
•Cover
•Content
•Auto
Repeat
Possible Values
•Repeat
•Repeat Hor.
•Repeat Vert.
•Spacing
•Rounded
•Do Not Repeat
Horizontal and Vertical Position
Possible Values
•Center
•Left
•Right
Background Color
It allows to model a background color for the element, it can be solid or gradient and different properties are defined for each one.
Solid
This option enables not only to select the color from a palette but also to define the degree of transparency.
Gradient
This option enables to select not only the color from a palette but also to define its opacity and intensity according to the selected angle.
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.
