.container-construir-base {
    width:984px;
    margin:0 auto; 
    padding-bottom:50px;
}

.container-construir-base h1 {
    margin-top:24px;
    margin-bottom:0;
    line-height:31px;
}

.conteudo-cb {
    width:984px;
    height:346px;
    box-sizing:border-box;
    padding-top:20px;
    padding-left:37px;
}

.construir {
    margin:16px 0 30px 0;
    font-size:24px;
    line-height:40px;
    text-align:center; 
}

.txt-intro-cb {
    font-size:24px;
    line-height:28px;
    margin-top:27px;
}

.txt-mtc {
    font-size:24px;
    color:#2c4f78;
    margin:27px 0 0 0;
    padding:0;
}

.txt-sobre-mtc {
    font-size:12px;
    line-height:14px;
    margin:3px 0 0 0;
    padding:0;
}

.conteudo-cb ul {
    padding:2px 0 0 0;
    margin:15px 0 0 0;
    list-style:none;
    font-size:16px;
    line-height:34px;
}

.conteudo-cb li {
    line-height:22px;
    padding-left:31px;
    margin-bottom:8px;
    background-position-y:3px;
}

.centraliza-cb {
    width:984px;
    margin:0 auto; 
    text-align:center;
}