.about-cover {
  background: #fff;
}
.about-cover .inner {
  max-width: calc(var(--max-width));
  height: 100%;
}

.about-cover .about-us{
  width: 100%;
  height: 800px;
  background: url(/assets/frontend/images/about/about-us.png)no-repeat center;
  background-size: contain;
  margin-left: 35px;
}

@media only screen and (max-width:550px) {
  .about-cover .about-us{
    width: 100%;
    height: 800px;
    background: url(/assets/frontend/images/about/about-us-650px-02.png)no-repeat center;
    background-size: contain;
    margin-left: 0;
  }
}