html {
    font-family: Arial, sans-serif;
    font-size: 12px;
}

/* These next two disable the annoying
   "scroll" functionality on the numerical
   inputs */
   
/* Chrome, Safari, Edge, Opera */
input::-webkit-outer-spin-button,
input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

/* Firefox */
input[type=number] {
  -moz-appearance: textfield;
}

.header-bar {
    width: 100%;
    margin: auto;
    text-align: center;
}

.header-bar ul {
    width: 50%;
    margin: auto;
    font-size: 11px;
    font-style: italic;
    list-style: none;
    list-style-position: outside;
    text-align: left;
}

.header-bar ul li {
    margin: 5px;
}

.header-bar ul li:before {
    content: "*";
    margin-right: 4px;
}

.app-container {
    margin: auto;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.calc-form-container {
    display: block;
    margin: auto;
    flex-direction: column;
    justify-content: center;
    text-align: center;
}

.calc-form-footer {
    display: flex;
    width: 50%;
    margin: auto;
    flex-direction: column;
    text-align: center;
}

.calc-options-container {
    margin: auto;
    text-align: center;
}

.calc-form-field {
    margin: auto;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
}

.calc-form-error {
    color: red;
}

.calc-form-field label {
    padding: 2px 2px 5px 5px;
    text-align: right;
}

.calc-form-field input {
    margin: 2px;
    padding-right: 2px;
    border: 1px solid;
    border-radius: 4px;
    width: 35px;
    text-align: right;
}

.calc-form-button {
    margin: auto;
    display: flex;
    flex-direction: row;
    justify-content: center;
}

#results-text-note {
    color: red;
}