margin-top

The margin-top CSS property of an element sets the margin space required on the top of an element. A negative value is also allowed.

This property has no effect on non-replaced inline elements, like <tt> or <span>.

Initial value	0
Applies to	all elements, except elements with table display types other than table-caption, table and inline-table. It also applies to ::first-letter.
Inherited	no
Percentages	refer to the width of the containing block
Media	visual
Computed value	the percentage as specified or the absolute length
Animation type	a length
Canonical order	the unique non-ambiguous order defined by the formal grammar

Syntax

/* <length> values */
margin-top: 10px;        /* An absolute length */
margin-top: 1em;         /* A length relative to the text size */
margin-top: 5%;          /* A margin relative to the nearest block container's width */

/* Keyword values */
margin-top: auto;

/* Global values */
margin-top: inherit;
margin-top: initial;
margin-top: unset;

Values

<length>

Specifies a fixed width. See <length> for possible values.

<percentage>

A <percentage> always relative to the width of the containing block.

auto

See margin.

Formal syntax

<length> | <percentage> | auto

Examples

.content { margin-top:   5%; }
.sidebox { margin-top: 10px; }
.logo    { margin-top: -5px; }
#footer  { margin-top:  1em; } 

Specifications

Specification	Status	Comment
CSS Basic Box Model The definition of 'margin-top' in that specification.	Working Draft	No significant change
CSS Transitions The definition of 'margin-top' in that specification.	Working Draft	Defines margin-top as animatable.
CSS Level 2 (Revision 1) The definition of 'margin-top' in that specification.	Recommendation	Removes its effect on inline elements.
CSS Level 1 The definition of 'margin-top' in that specification.	Recommendation	Initial definition

Browser compatibility