@import url('https://fonts.googleapis.com/css?family=Playfair+Display:400,900|Poppins:400,500');
  * {
    margin: 0;
    padding: 0;
    text-decoration: none;
    box-sizing: border-box;
    -webkit-tap-highlight-color:rgba(0,0,0,0);
    -webkit-text-size-adjust:none;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }
  body {
    margin: 0;
    padding: 0;
    background: #f6f6f6;
    color: #fff;
    font-family: 'Poppins', sans-serif;
    overflow-x: hidden;
    height: 100vh;
    margin: auto;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: center;
        -ms-flex-pack: center;
            justify-content: center;
    flex-flow: row wrap;
    -ms-flex-flow: row wrap;
  }

  /*img {
    max-width: 100%;
  }*/

  .app {
    background-color: #fff;
    width: 40%;
    min-height: 560px;
    margin: auto;
    border-radius: 5px;
    padding: 1em;
    position: relative;
    overflow: hidden;
    box-shadow: 0 6px 31px -2px rgba(0, 0, 0, .3);
  }

  h2 {
    font-weight: normal;
    margin: 0px auto;
    font-weight: bold;
  }

  h3 {
    color: #333;
  }

  a {
    text-decoration: none;
    color: #257aa6;
  }

  p {
    font-size: 13px;
    color: #fff;
    line-height: 1.5;
  }

  .intro_viewer {
    height: 200px;
    width: 100%;
    /*height: 450px;*/
    background: #f7c600;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    margin: auto;
    text-align: center;
    padding: 4em 3em;
    transition: 0.45s ease all 0.1s;
  transition: 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94) all 0.1s;
  }
  .active  {
    height: 200px;
  }
    .img {
      width: 100%;
      height: 300px;
      margin: 2em auto;
    }

  .btn {
    position: absolute;
    bottom: 4.5em;
    left: 0;
    right: 0;
    margin: auto;
    text-align: center;
    background: #fff;
    padding: 10px;
    height: 70px;
    width: 70px;
    border-radius: 50%;
    transition: 0.45s ease all 0.1s;
    transition: 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94) all 0.1s;

  }
  button {
    height: 100%;
    width: 100%;
    border-radius: 50%;
    cursor: pointer;
    padding: 0.5em;
    border: none;
    background-color: #521615;
    background-image: linear-gradient(19deg, #521615 0%, #521615 100%);
    transform: rotate(90deg);
      transition-delay: 0.35s;
    outline: none;
  }


  form {
    width: 90%;
    height: 300px;
    background: #fff;
    box-shadow: 0 6px 31px -2px rgba(0, 0, 0, .3);
    position: absolute;
    bottom: 7em;
    left: 0;
    right: 0;
    padding: 1em;
    margin: auto;
    border-radius: 5px;  
    transition: 0.45s ease all 0.1s;
      z-index: 0;
      -webkit-transform: translateY(30px);
              transform: translateY(30px);
      transition: 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94) all 0.1s;
      visibility: hidden;
      opacity: 0;
      text-align: center;
      -webkit-transform: translateY(0px);
              transform: translateY(0px);
      opacity: 1;
      transition-delay: 0.15s;
      visibility: visible;
  }
  form p {
    color: grey;
  }
  form input {
      width: 100%;
      padding: 10px 15px;
      margin: 5px auto;
      border-radius: 100px;
      border: none;
      background: rgb(255,255,255,0.3);
      font-family: 'Poppins', sans-serif;
      outline: none;
      color: #333;
      border: 1px solid #f7c600;
  -webkit-transition: all 0.2s ease;
     -moz-transition: all 0.2s ease;
      -ms-transition: all 0.2s ease;
          transition: all 0.2s ease;
  }
  input::placeholder {
      color: #333;
      font-size: 13px;
  }
  form input:focus {
    box-shadow: 0 4px 24px -1px rgba(22, 42, 90, 0.16);
    border-color: #fff;
  }

  footer {
    position: absolute;
    bottom: 0.5em;
    left: 0;
    right: 0;
    margin: auto;
    text-align: center;
    transition: 0.45s ease all 0.1s;
      z-index: 0;
      visibility: hidden;
      opacity: 0;
  }
  footer p {
    color: #333;
  }
  footer a {
    font-size: 32px;
    margin: 0 10px;
    color: #7045af;
      -webkit-transform: translateY(30px);
              transform: translateY(30px);
      transition: 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94) all 0.1s;
  }

    @media screen and (max-width: 640px) {
      .app {
        width: 100%;
        height: 100vh;
        border-radius: 0;
      }
      header {
        width: 90%;
        height: 250px;
      }
      .inputs {
        margin: 0;
      }
      input, button {
        padding: 18px 15px;
      }
    }
    .open-login form {
        
    }

    .open-login .none {
      opacity: 0;
      visibility: hidden;
      z-index: 0;
    }
    .open-login .display {
      opacity: 1;
      visibility: visible;
      display: block;
    }
    .open-login .btn {
      
    }
    .open-login footer {
      opacity: 1;
      transition-delay: 0.50s;
      visibility: visible;
    }