nav-index - CSS 3

The nav-index property specifies the sequential navigation order ("tabbing order") 
for an element.

Syntax

nav-index: auto|number|initial|inherit;

Example

button#b1
	{
	   
	top: 20%; left: 25%;
	   
	nav-index: 1;
	   
	nav-right: #b2; nav-left: #b4;
	   
	nav-down: #b2; nav-up: #b4;
	}

	button#b2
	{
	   
	top: 40%; left: 50%;
	   
	nav-index: 2;
	   
	nav-right: #b3; nav-left: #b1;
	   
	nav-down: #b3; nav-up: #b1;
	}

	button#b3
	{
	   
	top: 70%; left: 25%;
	   
	nav-index: 3;
	   
	nav-right: #b4; nav-left: #b2;
	   
	nav-down: #b4; nav-up: #b2;
	}

	button#b4
	{
	   
	top: 40%; left: 0%;
	   
	nav-index: 4;
	   
	nav-right: #b1; nav-left: #b3;
	   
	nav-down: #b1; nav-up: #b3;
	}

Output / Return Value

Limitations

Alternatives / See Also

Reference