insomnia/packages/insomnia-app/app/ui/css/components/forms.less

.form-control {
  outline: none;
  border: 0;
  margin-bottom: var(--padding-sm);
  width: 100%;
  box-sizing: border-box;

  &.form-control--btn-right {
    position: relative;

    input {
      padding-right: 2em;
    }

    &:hover .form-control__right {
      opacity: 0.8;
    }

    .form-control__right {
      position: absolute;
      right: 0;
      top: 0;
      padding: 0 var(--padding-sm);
      height: 100%;
      display: flex;
      align-items: center;
      margin: 0;
      opacity: 0.5;

      &:hover {
        opacity: 1;
      }
    }
  }

  .input,
  input,
  textarea,
  select,
  button {
    width: 100%;
    display: block;
    margin-top: var(--padding-xs);
    box-sizing: border-box;
  }

  button,
  input[type='radio'],
  input[type='checkbox'] {
    width: auto;
  }

  input[type='radio'],
  input[type='checkbox'] {
    height: 1rem;
    float: left;
    margin-top: 1px;  // This is a magic number, yes, but there's some deeper problems at play with form styling and this is a hold-over until the DOM design is simplified.  Before this fix it looked pretty bad, so this is at least a big improvement in one respect.
    margin-right: var(--padding-xs);
  }

  & > button {
    width: auto;
  }

  input:invalid {
    border: 1px solid var(--color-warning) !important;
  }

  label {
    font-weight: 600;
    display: block;
    margin-top: var(--padding-xs);
    padding-top: 0;

    * {
      font-weight: normal;
    }
  }

  &.form-control--thin {
    label {
      font-weight: normal;
    }

    margin-bottom: var(--padding-xxs);
  }

  &.form-control--padded,
  &.form-control--outlined,
  &.form-control--underlined {
    textarea,
    .input,
    input,
    select {
      border: 1px solid var(--hl-md);
      padding: var(--padding-sm);
      border-radius: var(--radius-md);
      background-color: var(--hl-xxs);
    }

    // Because <select> is weird
    select {
      padding-top: 0;
      padding-bottom: 0;
    }

    &:not(.form-control--tall) {
      .input,
      input,
      select {
        height: var(--line-height-xs);
      }
    }

    .input[data-focused='on'],
    textarea:focus,
    select:focus,
    input:focus {
      background-color: transparent;
      border-color: var(--hl-lg);
    }
  }

  &.form-control--underlined .input[data-focused='on'],
  &.form-control--underlined input:focus,
  &.form-control--underlined textarea:focus {
    border-color: var(--hl);
  }

  &.form-control--padded {
    .input,
    textarea,
    select,
    input {
      border: 0;
    }
  }

  &.form-control--underlined {
    textarea,
    select,
    .input,
    input {
      border-radius: 0;
      border-top: 0;
      border-right: 0;
      border-left: 0;
      background: none;
      padding-left: var(--padding-xxs);
      padding-right: var(--padding-xxs);
    }
  }

  &.form-control--inactive {
    textarea,
    .input,
    input,
    .btn,
    select {
      border-style: dashed;
      opacity: var(--opacity-subtle);
      color: var(--hl-xl);
    }
  }
}

.form-control--wide {
  margin-left: 0 !important;
  margin-right: 0 !important;
}

.form-control--no-label::before {
  content: 'nothing';
  opacity: 0;
  padding-top: var(--padding-xs);
  display: block;
}

.form-row {
  display: flex;
  align-items: center;
  justify-content: center;
  align-content: center;
  flex-direction: row;

  & > * {
    width: 100%;
    margin-left: var(--padding-xxs);
    margin-right: var(--padding-xxs);
  }

  & > p {
    margin: 0;
  }

  & > *:first-child {
    margin-left: 0;
  }

  & > *:last-child {
    margin-right: 0;
  }

  &--start {
    align-items: start;

    & > * {
      width: unset;
    }

  }
}

.icon {
  text-align: center;
  color: var(--hl);

  &.icon--success {
    color: var(--color-success);
  }

  &:hover {
    color: var(--color-font);
  }
}

.btn {
  text-align: center;
  background: var(--color-bg);

  &:not(.btn--plain) {
    padding: 0 calc(var(--padding-md) * 1.5);
    height: var(--line-height-md);
    border: 1px solid transparent;
  }

  &.btn--compact {
    padding: 0 var(--padding-md);
    height: var(--line-height-sm);
  }

  &.btn--super-compact {
    padding: 0 var(--padding-md);
    height: var(--line-height-xs);
  }

  &.btn--super-duper-compact {
    padding: var(--padding-xxs) var(--padding-sm);
    height: auto;
  }

  &.btn--micro {
    font-size: var(--font-size-sm);
    line-height: var(--font-size-xs);
    padding: var(--padding-xxs) var(--padding-sm);
    height: auto;
    border-radius: 3px;
  }

  &.btn--outlined {
    border: 1px solid var(--hl-lg);
    border-radius: var(--radius-md);
  }

  &.btn--clicky {
    .btn--super-compact;
    .btn--outlined;
  }

  &.btn--clicky-small {
    .btn--super-duper-compact;
    .btn--outlined;
  }

  &.btn--expandable-small {
    padding: 0 var(--padding-md);
    min-height: var(--line-height-sm);
    height: unset;
  }

  &.btn--largest {
    width: 100%;
  }
}

*:disabled {
  opacity: 0.5;
}

.btn:focus:not(:disabled),
.btn.focus:not(:disabled),
.btn:hover:not(:disabled) {
  background-color: var(--hl-xs);
}

.btn:active:not(:disabled) {
  background-color: var(--hl-md);
}

.btn.btn--no-background {
  opacity: 0.5;
  background-color: transparent;

  &:hover {
    opacity: 1;
    background-color: transparent;
  }
}

textarea,
input,
.input,
button,
select {
  transition: all 130ms ease-out;
  box-sizing: border-box;
  text-align: left;
  font-size: inherit;
  text-decoration: inherit;
  background: none;
  border: 0;
  outline: 0;
  margin: 0;
  padding: 0;
  color: inherit;

  // Explicitly set font-family because browser stylesheet
  // will use default it
  font-family: var(--font-family);

  &::-webkit-input-placeholder {
    color: var(--hl-lg);
  }
}

input[type='number']::-webkit-inner-spin-button {
  opacity: 0.8;
}

input.input--error,
.input.input--error {
  border-color: var(--color-danger) !important;
}

button {
  width: auto;
  padding: 0;
  margin: 0;
  white-space: nowrap;
}

option {
  background-color: var(--color-bg);
  color: var(--color-font);
}

textarea.no-resize {
  resize: none;
}

input[type='color'] {
  height: var(--line-height-xs) !important;
  padding: var(--padding-xxs) !important;
}

label {
  // So we can highlight from CSS checkbox selector
  position: relative;
  z-index: 1;

  input[type='checkbox']:focus,
  input[type='radio']:focus {
    &::before {
      z-index: -1;
      content: ' ';
      position: absolute;
      top: var(--padding-xxs);
      bottom: var(--padding-xxs);
      left: var(--padding-xxs);
      right: var(--padding-xxs);
      border-radius: var(--radius-sm);
    }
  }
}