body {
  margin: 0;
  background-color: #e9e9e3;
  font-family: "Trebuchet MS", Helvetica, sans-serif;
}
#wrapper {
  margin: auto;
  margin-top: 40px;
  background-color: white;
  width: 70%;
}
#header {
  width: 95%;
  padding: 20px;
  padding-bottom: 5px;
  margin: auto;
}
#contact {
  float: right;
}
#nav {
  background-color: #dbe9e3;
  width: 95%;
  height: 25px;
  margin: auto;
}
.button_horizontal {
    float: left;
    width: 150px;
    height: 25px;
    background-color: #dbe9e3;
    padding: 5px;
    text-align: center;
    border-right: 1px solid #FFF;
    position: relative;
    font-size: 90%;
    box-sizing: border-box;
  }
  .button_horizontal:hover {
    background-color: #cddad8;
  }
  .menu_dropdown {
    position: absolute;
    z-index: 1;
    top: 25px;
    left: 0px;
    display: none; /* initially hide dropdown elements */
  }
  .button_vertical {
    width: 150px;
    height: 25px;
    background-color: #dbe9e3;
    padding: 5px;
    border-top: 1px solid #FFF;
    border-right: 1px solid #FFF;
    box-sizing: border-box;
  }
  .button_vertical:hover {
    background-color: #cddad8;
  }
  a {
    text-decoration: none;
    color: black;
  }
  a:link {
    text-decoration: none;
    color: black;
  }
  a:visited {
      text-decoration: none;
      color: black;
  }
  a:hover {
      text-decoration: none;
      color: black;
  }
  a:active {
      text-decoration: none;
      color: black;
  }
  #footer {
    font-size: 90%;
    width: 100%;
    margin: auto;
    text-align: center;
  }
  #cr {
    font-size: 80%
  }