.img-relative {
    position: relative;
}
.centered-text-wrap {
    width: 100%;
    position: absolute; 
    top: 50%; 
    -webkit-transform: translateY(-50%); 
    -ms-transform: translateY(-50%); 
    transform: translateY(-50%);
    text-align: center;
}
.centered-text {
    max-width: 852px;
    display: inline-block;
    color: #fff;
    font-size: .176rem;
    line-height: 1.25;
    font-weight: 600;
}
@media only screen and (max-width: 750px) {
    .centered-text {
        padding: 0 16px;
        font-size: .433rem;
        line-height: 1.3;
    }
}