.main_area .mv_img{
		width: 741px;
	margin: 0 auto;
	}

@media screen and (max-width: 639px) {
	.main_area .mv_img{
		width: 100%;
	}
  .experience_inner .sec .medium {
    width: 100%; }
    .experience_inner .sec .medium figure {
      display: table;
      margin: 20px auto 0; } }