@media screen and (max-width: 768px) {

body {
background: #fff;
}

.contener {
width: 100%;
}

header {
width: 100%;
background:  #fff url('../images/bg-top.jpg') no-repeat center right;
background-size: cover;
overflow: hidden;
position: relative;

}

header h2 {
position: absolute;
top: 45px;
left: 10px;
}

.main img {
margin: 0 1% 5px 1%;
width: 98%;
}

.certyfikaty img {
width: 140px;}

/*css menu*/


  #cssmenu {
    width: 100%;
    margin-left: 0px;
  }
  #cssmenu ul {
    width: 100%;
    display: none;
  }
  #cssmenu.align-center > ul,
  #cssmenu.align-right ul ul {
    text-align: left;
  }
  #cssmenu ul li,
  #cssmenu ul ul li,
  #cssmenu ul li:hover > ul > li {
    width: 100%;
    height: auto;
   
  }
  #cssmenu ul li a,
  #cssmenu ul ul li a {
    width: 100%;
    background: #fff;  
    border-bottom: 1px solid #031A35;
  }
  #cssmenu > ul > li,
  #cssmenu.align-center > ul > li,
  #cssmenu.align-right > ul > li {
    float: none;
    display: block;
  }
  #cssmenu ul ul li a {
    padding: 20px 20px 20px 30px;
    font-size: 12px;
    color: #031A35;
    background: #fff;
    
  }

  
  #cssmenu > ul > li:hover > a,
  #cssmenu > ul > li.active > a {
   height: 48px;
   color: #031A35;
   background:  #fff;

}
  #cssmenu ul ul li:hover > a,
  #cssmenu ul ul li a:hover {
   color: #031A35;
   background:  #fff;
}  

  #cssmenu ul ul ul li a {
    padding-left: 40px;
  }
  #cssmenu ul ul,
  #cssmenu ul ul ul {
    position: relative;
    left: 0;
    right: auto;
    width: 100%;
    margin: 0;
  }
  #cssmenu > ul > li.has-sub > a::after,
  #cssmenu ul ul li.has-sub > a::after {
    display: none;
  }
  #menu-line {
    display: none;
  }
  #cssmenu #menu-button {
    display: block;
    padding: 20px;
    color: #000000;
    cursor: pointer;
    font-size: 12px;
    text-transform: uppercase;
  }
  #cssmenu #menu-button::after {
    content: '';
    position: absolute;
    top: 20px;
    right: 20px;
    display: block;
    width: 15px;
    height: 2px;
    background: #000000;
  }
  #cssmenu #menu-button::before {
    content: '';
    position: absolute;
    top: 25px;
    right: 20px;
    display: block;
    width: 15px;
    height: 3px;
    border-top: 2px solid #000000;
    border-bottom: 2px solid #000000;
  }
  #cssmenu .submenu-button {
    position: absolute;
    z-index: 10;
    right: 0;
    top: 0;
    display: block;
    border-left: 1px solid rgba(120, 120, 120, 0.15);
    height: 52px;
    width: 52px;
    cursor: pointer;
  }
  #cssmenu .submenu-button::after {
    content: '';
    position: absolute;
    top: 21px;
    left: 26px;
    display: block;
    width: 1px;
    height: 11px;
    background: #000000;
    z-index: 99;
  }
  #cssmenu .submenu-button::before {
    content: '';
    position: absolute;
    left: 21px;
    top: 26px;
    display: block;
    width: 11px;
    height: 1px;
    background: #000000;
    z-index: 99;
  }
  #cssmenu .submenu-button.submenu-opened:after {
    display: none;
  }

iframe {
width: 98%;
height: 400px;
margin: 0px 1% 10px 1%;
}

}