.frase{
    background-image: url(../images/bg-5.jpg);
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
    background-attachment: fixed;
    position: relative;
    height: 20vh;
}
.frase .fundo-frase{
    background-color: #78b43cad;    
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}