HTML 4.0 Block-Level Elements

Most HTML 4.0 elements permitted within the BODY are classified as either block-level elements or inline elements. Block-level elements typically contain inline elements and other block-level elements. When rendered visually, block-level elements usually begin on a new line.

The following are defined as block-level elements in HTML 4.0:

ADDRESS - Address
BLOCKQUOTE - Block quotation
CENTER - Centered block
DIR - Directory list
DIV - Generic block-level container
DL - Definition list
FIELDSET - Form control group
FORM - Interactive form
H1 - Level-one heading
H2 - Level-two heading
H3 - Level-three heading
H4 - Level-four heading
H5 - Level-five heading
H6 - Level-six heading
HR - Horizontal rule
ISINDEX - Input prompt
MENU - Menu list
NOFRAMES - Frames alternate content
NOSCRIPT - Alternate script content
OL - Ordered list
P - Paragraph
PRE - Preformatted text
TABLE - Table
UL - Unordered list

The following elements may also be considered block-level elements since they may contain block-level elements:

DD - Definition description
DT - Definition term
FRAMESET - Frameset
LI - List item
TBODY - Table body
TD - Table data cell
TFOOT - Table foot
TH - Table header cell
THEAD - Table head
TR - Table row

The following elements may be used as either block-level elements or inline elements. If used as inline elements (e.g., within another inline element or a P), these elements should not contain any block-level elements.

APPLET - Java applet
BUTTON - Button
DEL - Deleted text
IFRAME - Inline frame
INS - Inserted text
MAP - Image map
OBJECT - Object
SCRIPT - Client-side script