#product_menu{
    width: 100%;
    left: 0;
  }
  #product_menu a{
    width: 90%;
    padding: 0;
    height: 45px;
    background: unset;
  }
  .text_menu {
    font-size: 22px;
    font-weight: bold;
    padding-top: 10px;
    display: inline-block;
    padding-right: 15px;
  }

  .menu_icon {
    float: left;
    padding-top: 6px;
  }
  .menumb li a{
    padding: 0;
    opacity: 0.9;
  }
  .menumb{
    height: 90%;
    overflow: scroll;
  }

  @media screen and (min-width: 768px){
    #sidemenu, #content_wrapper, #content_right{
      margin-top: 10px;
    }
  }