body {
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background-color: #f0f0f0;
}

.banner {
    position: relative;
    width: 898px;
    height: 156px;
    max-width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}











@media screen and (min-width: 601px) {
.banner .fondo {
    width: 100%;
    height: auto;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
}

.banner .flecha {
    width: 50px;
    height: 50px;
}

.banner .izquierda {
    margin-left: 30px;
}

.banner .derecha {
    margin-right: 30px;
}

/* Responsive adjustments */
}





















@media screen and (max-width: 600px) {
    .banner .fondo {
        width: 100%;
        height: auto;
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        z-index: -1;
    }
    
    .banner .flecha {
        width: 40px;
        height: 40px;
        margin-bottom: 90px;
    }
    
    .banner .izquierda {
        margin-left: 30px;
    }
    
    .banner .derecha {
        margin-right: 30px;
    }
    
    /* Responsive adjustments */
    }