<div class="c1"> <div class="c2"> <div class="c3"> <div class="c4"> <div class="c5"> <div class="c6"> <div class="c7"> <div class="c8"> <div class="c9"> <div class="c10"> <div>这段文字是什么颜色?</div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div>
div{color:blue;} .c10{color:red;}