.topnav {
    width: 100%;
    overflow-x:auto;
}
.topnav ul{
    list-style-type: none;
    margin: 0;
    padding: 0;
    overflow: hidden;
    background-color: #333;
}
.topnav li{
    float: left;
}
.topnav li a {
    display: block;
    color: white;
    text-align: center;
    padding: 14px 16px;
    text-decoration: none;
}
.topnav li a:hover:not(.active) {
    background-color: #0099cc;
}
.active_link {
    background-color: #0099cc;
}

.success_flash {
    list-style-type: none;
    color: green;
    text-align: center;
    padding: 0px 90px 0px 0px;
}
.error_flash {
    list-style-type: none;
    color: red;
    text-align: center;
    padding: 0px 90px 0px 0px;
}

.narrow_table_alternate_rows tr:hover {
    background-color:#ddd
}
.narrow_table_alternate_rows tr:first-child {
    background-color: #ddd;
    height:50px;
    font-weight: bold;
}
.narrow_table_alternate_rows tr {
    font-size: 11px;
    height:30px;
    padding: 0px 5px 0px 5px;
}
.narrow_table_alternate_rows th, td {
    font-size: 11px;
    height: 30px;
    padding: 0px 5px 0px 5px;
}
.middle-button{
    align: middle;
}

 .red_button{
      border: 1px solid black;
      color: black;
      padding: 4px 8px;
      text-align: center;
      text-decoration: none;
      display: inline-block;
      font-size: 16px;
      margin: 4px 2px;
      transition-duration: 0.4s;
      cursor: pointer;
    }
    .red_button:hover {
      background-color: red;
      color: white;
    }
    .small_red_button{
      border: 1px solid black;
      color: black;
      padding: 1px 2px;
      text-align: center;
      text-decoration: none;
      display: inline-block;
      font-size: 12px;
      margin: 2px 1px;
      transition-duration: 0.4s;
      cursor: pointer;
    }
    .small_red_button:hover {
      background-color: red;
      color: white;
    }
    .small_red_button_inverse{
      border: 1px solid black;
      color: black;
      padding: 1px 2px;
      text-align: center;
      text-decoration: none;
      display: inline-block;
      font-size: 12px;
      margin: 2px 1px;
      transition-duration: 0.4s;
      cursor: pointer;
      background-color: red;
      color: white;
    }
    .small_red_button_inverse:hover {
      background-color: white;
      color: red;
    }
    .small_green_button_inverse{
      border: 1px solid black;
      color: black;
      padding: 1px 2px;
      text-align: center;
      text-decoration: none;
      display: inline-block;
      font-size: 12px;
      margin: 2px 1px;
      transition-duration: 0.4s;
      cursor: pointer;
      background-color: green;
      color: white;
    }
    .small_green_button_inverse:hover {
      background-color: white;
      color: green;
    }
    .green_button{
      border: 1px solid black;
      color: black;
      padding: 4px 8px;
      text-align: center;
      text-decoration: none;
      display: inline-block;
      font-size: 16px;
      margin: 4px 2px;
      transition-duration: 0.4s;
      cursor: pointer;
    }
    .green_button:hover {
      background-color: green;
      color: white;
    }
    .small_green_button{
      border: 1px solid black;
      color: black;
      padding: 1px 2px;
      text-align: center;
      text-decoration: none;
      display: inline-block;
      font-size: 12px;
      margin: 2px 1px;
      transition-duration: 0.4s;
      cursor: pointer;
    }
    .small_green_button:hover {
      background-color: green;
      color: white;
    }
    .blue_button{
      border: 1px solid black;
      color: black;
      padding: 4px 8px;
      text-align: center;
      text-decoration: none;
      display: inline-block;
      font-size: 16px;
      margin: 4px 2px;
      transition-duration: 0.4s;
      cursor: pointer;
    }
    .blue_button:hover {
      background-color: blue;
      color: white;
    }
    .small_blue_button{
      border: 1px solid black;
      color: black;
      padding: 1px 4px;
      text-align: center;
      text-decoration: none;
      display: inline-block;
      font-size: 12px;
      margin: 2px 1px;
      transition-duration: 0.4s;
      cursor: pointer;
    }
    .small_blue_button:hover {
      background-color: blue;
      color: white;
    }



.wrapper {
    overflow: hidden;
    display: flex;
}
.large_div_1 {
    flex: 1;
    overflow-x: scroll;
    height: 85vh;
    background-color: #f1f1f1;
    padding-left: 10px;
    width: 100%;
}

body {
      margin: 0;
      padding: 50px;
      font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
      color: #444;
      background-color: #F3F3F3;
}

table, th, td {
  border: 1px solid black;
  white-space: nowrap;
  border-collapse: collapse;
}