@media only screen and (max-width: 1023px) {
  #wrapper{
    width: calc(100% - 20px) !important;
    -webkit-transition: width 1s; /* Safari */
    transition: width 1s;
    padding: 10px 10px 0px 10px;
    -webkit-transition: padding 1s; /* Safari */
    transition: padding 1s;
  }
  #content-wrapper {
    width: 100% !important;
  }
  .col-2-left {
    width: calc(75% - 18px) !important;
    margin-right: 18px;
  }
  .col-left {
    width: calc(34% - 9px) !important;
    margin-right: 18px;
  }
  .col-content {
    width: calc(66% - 9px) !important;
  }
  .col-1-right,
  .col-left-right {
    width: 25% !important;
  }

  #top {
    margin-bottom: 0px;
  },
  #top-contact,
  #top-links {
    right: 10px;
  }
  #top-logo,
  #top-nav {
    position: relative;
    left: 0;
    top: 0;
    margin-bottom: 10px;
  }

  #hauptmenu-tree ul {
    width: 100%;
  }
  #hauptmenu-tree ul li a {
    padding-left: 10px;
  }
  #hauptmenu-tree ul li a span {
    width: calc(100% - 35px);
  }

  #feature-image img {
    width: 100%;
  }

  .call-out {
    width: calc(100% - 20px);
    height: auto;
  }

  #footer {
    width: 100%;
  }

  .news-teaser .col-content {
    width: 100% !important;
  }
  .news-teaser.has-image .col-content {
    width: calc(66% - 9px) !important;
  }

}
@media only screen and (max-width: 840px) {
  #mbr-logo,
  #top-nav,
  #top-links {
    position: relative;
    float: none;
    left: 0;
    top: 0;
    margin-bottom: 5px;
  }
  #mbr-logo {
    height: 120px;
  }
  #top-nav {
    margin-top: 30px;
  }
  #top-contact {
    height: 120px;
    margin-top: -110px;
    width: 50%;
  }
}
@media only screen and (max-width: 800px) {
  .col-left.empty {
    display: none;
  }
  .col-content.empty-left {
    width: 100% !important;
  }
}
@media only screen and (max-width: 639px) {
  .col-left {
    display: none !important;
  }
  .news-teaser.has-image .col-content,
  .col-content,
  .col-2-left {
    width: 100% !important;
  }
  .col-1-right,
  .col-left-right {
    width: 100% !important;
  }
}