.ultimas-entradas {
    margin: 100px 0 30px 0;
    position: relative;
}
.ultimas-entradas .titulo {
    color: #14751D;
    font-size: 25px;
    background-color: #E4E4E4;
    position: absolute;
    left: 0;
    top: -20px;
    padding-right: 25px;
}
.ultimas-entradas .border{
    border-bottom: 2px solid #B3B3B3;
}

@media (min-width: 499px) and (max-width: 768px) {

    .ultimas-entradas {
        margin: 30px 0 30px 0;
        position: relative;
    }

}

@media only screen and (max-width: 498px) {

    .ultimas-entradas {
        margin: 30px 0 30px 0;
        position: relative;
    }

}