Код:

/* CS1 Background and text colours
-------------------------------------------------------------*/
#pun {background-image: url("https://forumupload.ru/uploads/000f/98/60/55-1-f.jpg");}

body {background-image: url("https://forumupload.ru/uploads/000f/98/60/57-1-f.jpg");  background-repeat: no-repeat; background-attachment: fixed; color: #2e2c2d;
}

/* CS1.1 */
.punbb .section .container, .punbb .post-body, .punbb .post-links, .punbb td.tc2, .punbb td.tc3,
.punbb .formal fieldset .post-box, #viewprofile li strong, #viewprofile li div, #setmods dd,
.punbb .info-box, .punbb #pun-main .info-box .legend {
  background-color: transparent;
  color: #000000;
  }

/* CS1.2 */
.punbb .main .container, .punbb .post .container, .punbb .post h3, .punbb-admin #pun-admain .adcontainer {
  background-color: transparent;
  color: #000000;
  }

/* CS1.3 */
#pun-stats h2, .punbb .main h1, .punbb .main h2, #pun-debug h2, .punbb-admin #pun-admain h2 {
  background-color: transparent;
  color: #FFFFFF;
  font-weight: normal;
font-style: normal;
background-image : url(https://forumupload.ru/uploads/000f/98/60/59-1-f.jpg); height: 80px; background-position: top center; background-repeat: no-repeat;

  }

/* CS1.4 */
#pun-title {background-image: url("https://forumupload.ru/uploads/000f/98/60/56-3-f.jpg");
height : 226px; background-position: bottom center; background-repeat: no-repeat;} #pun-title .container, .punbb .modmenu .container {
  background-color: transparent;
  color: #000000;
  }

/* CS1.5 */
.punbb legend span, #viewprofile h2 span, #profilenav h2 span, .punbb-admin #pun-admain legend span {
  background-color: transparent;
  color: #000000
  }

/* CS1.6 */
.punbb .post h3 span, .punbb th, #viewprofile li, #setmods dl  {
  background-color: transparent;
  color: #000000
  }

/* CS1.7 */
.punbb .quote-box, .punbb .code-box {
  background-color: #6A6B6E;
  color: #000000
  }

/* CS1.8 */
#pun-navlinks .container {
  background-color: transparent;
  color: #330000;
  }

.offline li.pa-online strong {
  font-weight: normal
  }

.punbb textarea, .punbb select, .punbb input {
  background-color: #2e2c2d;
  color: #000000
}

/* CS2 Border colours
-------------------------------------------------------------*/

/* CS2.1 */
.punbb .container, .punbb .post-body, .post h3, #pun-title {
  border-color: #7a7b7e #7a7b7e #7a7b7e #7a7b7e
  }

/* CS2.2 */
.punbb .section, .punbb .forum, .punbb .formal, .punbb .modmenu, .punbb .info,
.punbb .category, .punbb .post {
  border-color: #1E1C1D
  }

/* CS2.3 */
#pun-stats h2, .punbb .main h1, .punbb .main h2, #pun-debug h2, .punbb-admin #pun-admain h2 {
  border-color: #7a7b7e;
  }

/* CS2.4 */
.punbb td, .punbb fieldset, #viewprofile ul, #profilenav ul, .punbb .post .post-body,
.punbb .post h3 span, .post-links ul, .post-links, .usertable table {
  border-color: #7a7b7e;
  }

/* CS2.5 */
.punbb th {
  border-color: #7a7b7e
  }

/* CS2.6 */
.punbb .quote-box, .punbb .code-box {
  border-color: #5A5B5E #9A9B9E #9A9B9E #5A5B5E;
  }

#pun-ulinks li, #pun-announcement h2 span, li#onlinelist, #pun-help .formal .info-box h3.legend span {
  border-color: #5A5B5E
  }

#pun-ulinks li a, #pun-announcement h2, li#onlinelist div, #pun-help .formal .info-box h3.legend {
  border-color: #9A9B9E
  }

.punbb .divider {
  border-color: #5A5B5E #9A9B9E #9A9B9E #9A9B9E
  }

.punbb .formal fieldset .post-box, .punbb .info-box {
  border: 1px solid #dedfdf
  }

li.pa-online {
  border-left-color: #7a7b7e;
  }

.punbb .post-sig dt {
  border-top-color: #7a7b7e !important;
  }


/* CS3 Links
-------------------------------------------------------------*/

/* CS3.1 */
.punbb a, .punbb a:link, .punbb a:visited,
.punbb-admin #pun-admain a, .punbb-admin #pun-admain a:link, .punbb-admin #punbb-admain a:visited {
  color: #330000;
    border-bottom: 0px none #000;
  text-decoration: underline;

  }

.punbb li.isactive a, .punbb li.isactive a:link, .punbb li.isactive a:visited {
  color: #000000
  }

/* CS3.2 */
.punbb a:hover, .punbb a:focus, .punbb a:active,  .punbb-admin #pun-admain .nodefault,
.punbb-admin #punbb-admain a:hover, .punbb-admin #punbb-admain a:focus, .punbb-admin #punbb-admain a:active {
  color: #000000;
    border-bottom: 0px none #000;
  text-decoration: underline;

  }

/* CS3.3 */
#pun-navlinks a {
  color: #330000;
    border-bottom: 0px none #000;
  text-decoration: none;

  }

/* CS3.4 */
#pun-navlinks a:hover, #pun-navlinks a:focus, #pun-navlinks a:active {
  color: #000000;
  font-weight: normal;
font-style: normal;
  border-bottom: 0px none #000;
  text-decoration: underline;

  }

#pun-pagelinks a:active, #pun-pagelinks a:focus {
  background-color: #333;
  color: #fff;
  }

/* CS4 Post status icons
 -------------------------------------------------------------*/

div.icon {border-color: #7a7b7e #5A5B5E #4A4B4E #5A5B5E}
tr.iredirect div.icon {border-color: #7a7b7e #7a7b7e #7a7b7e #7a7b7e}
div.inew {border-color: #E6E6E6 #C6C6C6 #B6B6B6 #C6C6C6}

#pun-main div.catleft, #pun-main div.catright {display: none}