div {
    display: block;
}
.container {
    width: 750px;
}
.container {
    padding-right: 15px;
    padding-left: 15px;
    margin-right: auto;
    margin-left: auto;
}

.row {
    margin-top: 80px;
    margin-right: -15px;
    margin-left: -15px;
}