Tests:
 
 1  center                  2  center                3  center
      div                        div                      div
                                   div                      div
                                                              div
 
 4  center                  5  center                6  center
      table                      table                    div
                                   table                    table
 
 7  center                  8  center                9  center
      table                      div right                div
        div                        div                      div right
                                     div                      div
 
 a  center                  b  center                c  center
      td right                   td right                 td right
        div                        table                    td left
                                     div                      div
 
 d  center                  e  center                f  center
      td right                   div right                div right
        div left                   table                    td left
 
 g  center                  h  td right              i  td right
      div right                  center                   center
        div left                   table                    div
          div                        div                      div
 
 j  div right               k  td right              l  td right
      center                     center                   div center
        td left                    div left                 div
          div                        div
 
 m  td right                n  div right             o  div right
      td center                  div center               td center
        div                        div                      div
 
 p  center                  q  div right             r  center
      float right                float left               table right
        div                        div                      div
          div                        div                      div
 
 s  center                  t  center                u  center
      table right                table right              table right
        table                      div left                 td left
 
 v  center                  w  table center          x  table right
      table right                div right                center
        table left                 div                      table
 
 y  center                  z  table right td left   0  div center
      table right td left        center                   div css left
        div                        div                      div
                                                              div
 
 
 
Key:
 
 center       <center style="border:1px solid red;">
 
 div          <div style="width:70%; border:1px solid green;">
 
 div right    <div align="right" style="width:70%; border:1px solid green;">
 
 div left     <div align="left" style="width:70%; border:1px solid green;">
 
 div center   <div align="center" style="width:70%; border:1px solid green;">
 
 table        <table style="width:70%;">
              <tr>
              <td style="border:1px solid black;">
 
 table right  <table align="right" style="width:70%;">
              <tr>
              <td style="border:1px solid black;">
 
 table left   <table align="left" style="width:70%;">
              <tr>
              <td style="border:1px solid black;">
 
 table center <table align="center" style="width:70%;">
              <tr>
              <td style="border:1px solid black;">
 
 td right     <table style="width:70%;">
              <tr>
              <td align="right" style="border:1px solid black;">
 
 td left      <table style="width:70%;">
              <tr>
              <td align="left" style="border:1px solid black;">
 
 td center    <table style="width:70%;">
              <tr>
              <td align="center" style="border:1px solid black;">
 
 float right  <div style="float:right; width:70%; border:1px solid blue;">
 
 float left   <div style="float:left; width:70%; border:1px solid blue;">
 
 table right td left  <table align="right" style="width:70%;">
                      <tr>
                      <td align="left" style="border:1px solid black;">
 
 div css left         <div style="text-align:left; margin-left:0;
                      margin-right:auto; width:70%; border:1px solid green;">
 
 
 
Filenames:
 
 [s|q][test id].html
 
   For example
 
     s1.html is test 1 with a doctype forcing standards mode
     q1.html ia test 1 with no doctype (quirks mode)