diff --git a/index.html b/index.html
index 2f3a591..ae5935b 100644
--- a/index.html
+++ b/index.html
@@ -80,9 +80,9 @@ <h1>Identifying AV1 streams in MPEG-2 TS</h1>
 | Syntax                           | No. Of bits | Mnemonic   |
 |:---------------------------------|:-----------:|:----------:|
 | registration_descriptor() {      |             |            |
-|   **descriptor_tag**             | **8**       | **uimsbf** |
-|   **descriptor_length**          | **8**       | **uimsbf** |
-|   **format_identifier**          | **32**      | **uimsbf** |
+| &nbsp;&nbsp;**descriptor_tag**             | 8       | uimsbf |
+| &nbsp;&nbsp;**descriptor_length**          | 8       | uimsbf |
+| &nbsp;&nbsp;**format_identifier**          | 32      | uimsbf |
 | }                                |             |            |
 
 ### Semantics 
@@ -102,27 +102,27 @@ <h1>Identifying AV1 streams in MPEG-2 TS</h1>
 | Syntax                           | No. Of bits |  Mnemonic  |
 |:---------------------------------|:-----------:|:----------:|
 | AV1_video_descriptor() {         |             |            |
-|       **descriptor_tag**         | **8**       | **uimsbf** |
-|       **descriptor_length**      | **8**       | **uimsbf** |
-|       **marker**                 | **1**       | **bslbf**  |
-|       **version**                | **7**       | **uimsbf** |
-|       **seq_profile**            | **3**       | **uimsbf** |
-|       **seq_level_idx_0**        | **5**       | **uimsbf** |
-|       **seq_tier_0**             | **1**       | **bslbf**  |
-|       **high_bitdepth**          | **1**       | **bslbf**  |
-|       **twelve_bit**             | **1**       | **bslbf**  |
-|       **monochrome**             | **1**       | **bslbf**  |
-|       **chroma_subsampling_x**   | **1**       | **bslbf**  |
-|       **chroma_subsampling_y**   | **1**       | **bslbf**  |
-|       **chroma_sample_position** | **2**       | **uimsbf** |
-|       **hdr_wcg_idc**            | **2**       | **uimsbf** |
-|       **reserved_zeros**         | **1**       | **bslbf** |
-|       **initial_presentation_delay_present**  | **1**      | **bslbf** |
-|       if (initial_presentation_delay_present) {            |
-|       **initial_presentation_delay_minus_one** |  **4**  | **uimsbf**  |
-|       } else {                   |             |            |
-|       **reserved_zeros**         | **4**       | **uimsbf** |
-|       }                          |             |            |
+| &nbsp;&nbsp;**descriptor_tag**         | **8       | uimsbf |
+| &nbsp;&nbsp;**descriptor_length**      | 8       | uimsbf |
+| &nbsp;&nbsp;**marker**                 | 1       | bslbf  |
+| &nbsp;&nbsp;**version**                | 7       | uimsbf |
+| &nbsp;&nbsp;**seq_profile**            | 3       | uimsbf |
+| &nbsp;&nbsp;**seq_level_idx_0**        | 5       | uimsbf |
+| &nbsp;&nbsp;**seq_tier_0**             | 1       | bslbf  |
+| &nbsp;&nbsp;**high_bitdepth**          | 1       | bslbf  |
+| &nbsp;&nbsp;**twelve_bit**             | 1       | bslbf  |
+| &nbsp;&nbsp;**monochrome**             | 1       | bslbf  |
+| &nbsp;&nbsp;**chroma_subsampling_x**   | 1       | bslbf  |
+| &nbsp;&nbsp;**chroma_subsampling_y**   | 1       | bslbf  |
+| &nbsp;&nbsp;**chroma_sample_position** | 2       | uimsbf |
+| &nbsp;&nbsp;**hdr_wcg_idc**            | 2       | uimsbf |
+| &nbsp;&nbsp;**reserved_zeros**         | 1       | bslbf |
+| &nbsp;&nbsp;**initial_presentation_delay_present**  | 1      | bslbf |
+| &nbsp;&nbsp;if (initial_presentation_delay_present) {            |
+| &nbsp;&nbsp;&nbsp;&nbsp;**initial_presentation_delay_minus_one** |  4  | uimsbf  |
+| &nbsp;&nbsp;} else {                   |             |            |
+| &nbsp;&nbsp;&nbsp;&nbsp;**reserved_zeros**         | 4       | uimsbf |
+| &nbsp;&nbsp;}                          |             |            |
 | }                                |             |            |
 
 ### Semantics
@@ -178,16 +178,18 @@ <h1>Identifying AV1 streams in MPEG-2 TS</h1>
 | Syntax                                                            | No. Of bits |  Mnemonic  |
 |:------------------------------------------------------------------|:-----------:|:----------:|
 | ts_open_bitstream_unit(NumBytesInTsObu) {                         |             |            |
-|    obu_start_code   /* equal to 0x01 */                           |   **24**    | **uimsbf** |
-|    NumBytesInObu = 0                                              |             |            |
-|    for( i = 2; i < NumBytesInTsObu; i++ ) {                       |             |            |
-|       if( i + 2 < NumBytesInTsObu && nextbits(24) == 0x000003 ) { |             |            |
-|          open_bitstream_unit[NumBytesInObu++]                     |    **8**    | **uimsbf** |
-|          open_bitstream_unit[NumBytesInObu++]                     |    **8**    | **uimsbf** |
-|          i += 2                                                   |             |            |
-|          emulation_prevention_three_byte /* equal to 0x03 */      |    **8**    | **uimsbf** |
-|       } else                                                      |             |            |
-|          open_bitstream_unit[NumBytesInObu++]                     |    **8**    | **uimsbf** |
+| &nbsp;&nbsp;obu_start_code   /* equal to 0x01 */                           |   **24**    | **uimsbf** |
+| &nbsp;&nbsp;NumBytesInObu = 0                                              |             |            |
+| &nbsp;&nbsp;for( i = 2; i < NumBytesInTsObu; i++ ) {                       |             |            |
+| &nbsp;&nbsp;&nbsp;&nbsp;if( i + 2 < NumBytesInTsObu && nextbits(24) == 0x000003 ) { |             |            |
+| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;open_bitstream_unit[NumBytesInObu++]                     |    **8**    | **uimsbf** |
+| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;open_bitstream_unit[NumBytesInObu++]                     |    **8**    | **uimsbf** |
+| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;i += 2                                                   |             |            |
+| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;emulation_prevention_three_byte /* equal to 0x03 */      |    **8**    | **uimsbf** |
+| &nbsp;&nbsp;&nbsp;&nbsp;} else {                                                     |             |            |
+| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;open_bitstream_unit[NumBytesInObu++]                     |    **8**    | **uimsbf** |
+| &nbsp;&nbsp;&nbsp;&nbsp;}                                                                 |             |            |
+| &nbsp;&nbsp;}                                                                 |             |            |
 | }                                                                 |             |            |
 
 **obu_start_code** - This value shall be set to 0x000001.