body > div:first-child[id*='a'] ~ #content #topic-information {background-image: url(képurl);}
body > div:first-child[id*='b'] ~ #content #topic-information {background-image: url(képurl);}
body > div:first-child[id*='c'] ~ #content #topic-information {background-image: url(képurl);}
body > div:first-child[id*='d'] ~ #content #topic-information {background-image: url(képurl);}
...