custom.css

/**
 * custom CSS goes here
 */

/**
 * Show it is fixed to the top
 */
body {
    padding-top: 4.5rem;
    font-size: 14px;
}

.form-signin {
    width: 100%;
    max-width: 330px;
    padding: 15px;
    margin: auto;
}

.form-signin .checkbox {
    font-weight: 400;
}

.form-signin .form-control {
    position: relative;
    box-sizing: border-box;
    height: auto;
    padding: 10px;
    font-size: 16px;
}

.form-signin .form-control:focus {
    z-index: 2;
}

.form-signin input[type="text"] {
    margin-bottom: -1px;
    border-bottom-right-radius: 0;
    border-bottom-left-radius: 0;
}

.form-signin input[type="password"] {
    margin-bottom: 10px;
    border-top-left-radius: 0;
    border-top-right-radius: 0;
}

/**
 * fix for DataTables issues with browsers on OSX,
 * needs to be combined with the 100% width tag in the table element
 *
 * NOTE:
 * can cause issues with long content in columns in other browsers
 */
table {
    table-layout: fixed;
}

/**
 * make menus scrollable
 */
.scrollable-menu {
    height: auto;
    max-height: 80vh;
    overflow-x: hidden;
    overflow-y: auto;
}

/**
 * to implement sub menus within the dropdown menus
 */
.dropdown-submenu {
  position: relative;
}

.dropdown-submenu>a:after {
  content: "\f0da";
  float: right;
  border: none;
  font-family: 'Font Awesome 5 Free';
  font-weight: 900;
}

.dropdown-submenu>.dropdown-menu {
  top: 0;
  left: 100%;
  margin-top: 0px;
  margin-left: 0px;
}

/**
 * the back-to-top button
 */
.back-to-top {
    cursor: pointer;
    position: fixed;
    bottom: 20px;
    right: 20px;
    display:none;
}
.results_badge {
    font-size: 1rem;
}

/**
 * the copy to clipboard button
 */
#copy_to_clipboard_button {
     position: absolute;
     top: 0;
     right: 0;
}

/**
 * the output container
 */
#output_pre {
    min-height: 50px;
    overflow-x: auto;
}