.content{
    display: block;
    width: 100%;
    max-width: 1300px;
    justify-content: space-around;
    margin: auto;
    margin-top: 30px;
}
.step{
    width: 80%;
    margin: 7% auto 0;
}

@media screen and (min-width:769px) {
    .content{
        display: flex;
        width: 90%;
        justify-content: space-between;
        margin: auto;
        margin-top: 30px;
    }
    .step{
        margin: 0;
        width: 30%;
    }
}