@font-face {
    font-family: 'helv';
    src: url("https://www.bertinapark.com/fonts/Helvetica.ttf");
  }
  @font-face {
    font-family: 'yekan';
    /* src:url("https://www.bertinapark.com/fonts/Yekan.eot"); */
    src:url("https://www.bertinapark.com/fonts/nazanin.woff") format("woff"),
        url("https://www.bertinapark.com/fonts/nazanin.ttf") format("truetype")
  }
  *,
  *::after,
  *::before {
    box-sizing: border-box;
  }
  * {
    transition: font-size 0.5s ease;
  }
  html,
  body {
    height: 100%;
    min-height: 100%;
  }
  body {
    font-family: 'yekan', 'helv', sans-serif;
    margin: 0;
    color: #fff;
    background-color: #000;
    font-size: 16px;
  }
  .un_c {
    font-size: 2em;
  }
  .cf::after,
  .cf::before {
    display: table;
    content: "";
  }
  a {
    color: #fff;
    text-decoration: none;
  }
  a:hover {
    border-bottom: 1px solid;
  }
  a:focus {
    color: inherit;
  }
  .cf::after {
    clear: both;
  }
  .cb-slideshow,
  .cb-slideshow:after { 
      position: absolute;
      width: 100%;
      height: 100%;
      top: 0px;
      left: 0px;
      z-index: 0;
      list-style: none;
      margin-top: 0px;
  }
  .cb-slideshow:after { 
      content: '';
      /* background: transparent url("https://www.bertinapark.com/images/pattern.png") repeat top left; */
  }
  @-webkit-keyframes imageAnimation { 
      0% { opacity: 0; -webkit-animation-timing-function: ease-in; animation-timing-function: ease-in; }
      8% { opacity: 1; -webkit-animation-timing-function: ease-out; animation-timing-function: ease-out; }
      17% { opacity: 1 }
      25% { opacity: 0 }
      100% { opacity: 0 }
  }
  @keyframes imageAnimation { 
      0% { opacity: 0; -webkit-animation-timing-function: ease-in; animation-timing-function: ease-in; }
      8% { opacity: 1; -webkit-animation-timing-function: ease-out; animation-timing-function: ease-out; }
      17% { opacity: 1 }
      25% { opacity: 0 }
      100% { opacity: 0 }
  }
  .cb-slideshow li span { 
      width: 100%;
      height: 100%;
      position: absolute;
      top: 0px;
      left: 0px;
      color: transparent;
      background-size: cover;
      background-position: 50% 50%;
      background-repeat: no-repeat;
      opacity: 0;
      z-index: 0;
      -webkit-animation: imageAnimation 48s ease infinite 0s;
              animation: imageAnimation 48s ease infinite 0s; 
  }
  .cb-slideshow li:nth-child(1) span { 
      background-image: url("https://www.bertinapark.com/img/bg1.jpg");
      -webkit-animation-delay: 10s;
              animation-delay: 10s; 
  }
  .cb-slideshow li:nth-child(2) span { 
      background-image: url("https://www.bertinapark.com/img/bg2.jpg");
      -webkit-animation-delay: 20s;
              animation-delay: 20s; 
  }
  .cb-slideshow li:nth-child(3) span { 
      background-image: url("https://www.bertinapark.com/img/bg3.jpg");
      -webkit-animation-delay: 30s;
              animation-delay: 30s; 
  }
  .cb-slideshow li:nth-child(4) span { 
      background-image: url("https://www.bertinapark.com/img/bg4.jpg");
      -webkit-animation-delay: 40s;
              animation-delay: 40s; 
  }
  .cb-slideshow li:nth-child(5) span { 
      background-image: url("https://www.bertinapark.com/img/bg5.jpg");
      -webkit-animation-delay: 50s;
              animation-delay: 50s; 
  }/*
  .cb-slideshow li:nth-child(6) span { 
      background-image: url("https://www.bertinapark.com/img/bg6.jpg");
      animation-delay: 36s; 
  }
  .cb-slideshow li:nth-child(7) span { 
      background-image: url("https://www.bertinapark.com/img/bg7.jpg");
      animation-delay: 42s; 
  }
  .cb-slideshow li:nth-child(8) span { 
      background-image: url("https://www.bertinapark.com/img/bg8.jpg");
      animation-delay: 48s; 
  }*/
  .container {
    width: 100%;
    height: 100%;
    margin: 0 auto;
    padding-left: 15px;
    padding-right: 15px;
    background-image: url("https://www.bertinapark.com/img/bg9.jpg");
    background-size: 100% 100%;
    direction: rtl;
    position: relative;
  }
  .container .res-img {
    display: none;
    transition: all 0.5s ease;
  }
  .left,
  .right {
    float: left;
    width: 50%;
    padding-left: 15px;
    padding-right: 15px;
    position: relative;
    text-align: center;
    top: 50%;
    -webkit-transform: translateY(-50%);
            transform: translateY(-50%);
  }
  .webName {
    display: inline-block;
    direction: ltr;
    font-size: 1.5em;
    font-family: helv, tahoma, sans-serif;
  }
  .time{
    display: block;
    font-family: 'helv', sans-serif;
  }
  .time {
    font-size: 8em;
    direction: ltr;
  }
  .time > span {
    font-size: 0.125em;
  }
  .en, .fa {
    margin: 0 auto;
    width: 40%;
    text-align: right;
    font-size: 25px;
    display: inline-block;
    text-align: center;
  }
  .en {
    direction: ltr;
    font-family: 'helv', sans-serif;
  }
  .header > h1 {
    font-size: 4em;
  }
  .header > h2 {
    font-size: 1.5em;
  }
  .footer {
    float: none;
    clear: both;
    text-align: center;
    position: absolute;
    bottom: 0;
    left: 0;
    height: 60px;
    background-color: rgba(0,0,0,0.5);
    width: 100%;
    line-height: 60px;
  }
  .footer img {
    position: absolute;
    top: 0;
    -webkit-transform: translateY(-50%);
            transform: translateY(-50%);
    right: 20px;
    width: 120px;
    height: 120px;
  }
  p.list {
    margin: 0;
  }
  p.list > a {
    font-size: 1.2em;
    display: inline-block;
    margin: 0 20px;
  }
  p.list > a:hover {
    color: #ff9600;
    border-bottom: none;
  }
  p.list.first {
    display: none;
  }
  @media (max-width: 1020px) {
    .left {
      float: none;
      width: 100%;
    }
    .right {
      display: none;
    }
    .en, .fa {
      width: 100%;
      text-align: center;
    }
  }
  @media (max-width: 840px) {
    .footer {
      display: none;
    }
    .res-img {
      position: absolute;
      top: 1em;
      right: 1em;
      width: 80px;
      height: auto;
      display: block !important;
    }
    p.list.first {
      display: block !important;
      margin-top: 50px;
    }
    p.list.first > a {
      font-size: 1.2em;
    }
    .left .logo-c img{
          position:relative;
          margin: auto !important;
          transform: scale(1,1);
          left: 0 !important;
          right: 0 !important;
      }
      .container{
          padding-top: 30%;
      }
      .logo-img-c{
          
      }
  }
  @media (max-width: 705px) {
    .time {
      font-size: 6em;
    }
    .header > h1 {
      font-size: 2em;
    }
  }
  @media (max-width: 580px) {
    .time {
      font-size: 3em;
      margin-top: 0.8em;
    }
    .header > h1 {
      font-size: 1.5em;
    }
    .header > h2 {
      font-size: 1.2em;
    }
    .res-img {
      width: 100px;
      height: auto;
      right: 50% !important;
      -webkit-transform: translateX(50%);
              transform: translateX(50%);
    }
    .en, .fa {
      font-size: 18px;
    }
  }
  
  
  .certificateImages{
      max-width:400px; height:200px; display:inline-block
  }
  .certificateImages img{
      width: 90px;
      margin: auto;
  }
  .certificateImages .googleP{
      width: 200px;
      padding: 10px;
  }
  @media (max-width: 1020px){
      .certificateImages {
          display: none;
      }
  }
  
  
  .certificateImagesMobile{
      max-width:400px; height:200px; display:inline-block
  }
  .certificateImagesMobile img{
      width: 90px;
      margin: auto;
  }
  .certificateImagesMobile .googleP{
      width: 200px;
      padding: 10px;
  }
  @media (min-width: 1021px){
      .certificateImagesMobile {
          display: none;
      }
  }