.about-us {
    background: #FFF;
    padding: 20px 0;
}
.container {
    width: 1150px;
    height: auto;
    margin: 0 auto;
    position: relative;
    line-height: 1.5;
}
.container img {
    text-align: center;
    margin-top: 40px;
    max-width: 100%;
    margin-bottom: 20px;
}

.about-us h1 {
    font-size: 26px;
    text-align: center;
    margin-bottom: 20px;
}

@media screen and (max-width: 1170px) {
    .middle-wrap {
        width: 100%;
    }
}