#about { 
    background-repeat: no-repeat;
    background-size: cover;
    background-image: url("../img/bg/BG_A-porpos.png"); 
    background-position: left center;
}
#about-text { padding: 0 calc(25px + 1.5vw) 0 calc(25px + 1.5vw); }
#about-btn-box { gap: 16px; }