body a#conteudo-anterior {
 background: #4f844f;
 color: #fff;
 text-decoration: none;
 text-align: center;
 text-shadow: none;
 font-size: 25px;
 width: 95%;
	margin: 10px auto;
 display: block;
 text-shadow: 1px 1px 1px rgba(0,0,0,0.5);
}

body a#conteudo-anterior:hover {
 text-decoration: underline;
}