.section {
    width: 100%;
    height:auto;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
}

.sec1 {
    background: #F8F8F8;
}

.sec2 {
    background:  #F7B6B4
}

.sec3 {
    background: #F0F0F0;
    padding-top: 2em;
    padding-bottom: 2em;
    height: 650px;
    justify-content: space-around;
}

.sec4 {
    background: #E3E3E3;
    padding-top: 2em;
    padding-bottom: 2em;
    height: 500px;
    justify-content: space-around;
}

.sec5 {
    background: #F7F7F7;
    padding-top: 2em;
    padding-bottom: 2em;
    height: 550px;
    justify-content: space-around;
}



@media (max-width: 750px) {
    .section {
        width: 100%;
        height:auto;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
    }

    .sec1 {
        background: #F8F8F8;
        padding-top: 3em;
        padding-bottom: 3em;
    }

    .sec2 {
        background:  #F7B6B4;
        flex-direction: column-reverse;
    }
}