discourse/app/assets/stylesheets/common/admin/penalty.scss

.silence-user-modal,
.suspend-user-modal {
  .penalty-duration,
  .penalty-suspend-forever,
  .suspend-reason-title,
  .penalty-reason-controls label,
  .penalty-message-controls label,
  .penalty-post-controls label {
    font-weight: bold;
  }

  .penalty-reason-visibility,
  .penalty-reason-controls,
  .penalty-similar-users {
    margin-bottom: 0.5em;
  }

  .penalty-duration-controls,
  .penalty-reason-visibility,
  .penalty-post-controls {
    margin-bottom: 1em;
  }

  .penalty-duration-controls {
    .future-date-input {
      align-items: end;
      display: flex;
      justify-content: space-between;

      input {
        height: 34px;
      }

      .control-group {
        margin-bottom: 0;

        &:first-child {
          width: 100%;

          label {
            font-weight: bold;
          }

          details {
            width: 100%;
          }
        }
      }

      .future-date-input-date-picker,
      .future-date-input-time-picker {
        align-items: center;
        display: flex;
        margin-left: 0.5em;
      }
    }
  }

  .penalty-reason-controls {
    input,
    .combo-box {
      width: 100%;
      margin-bottom: 0.5em;
    }
  }

  .penalty-post-controls {
    .select-kit {
      width: 100%;
    }
  }

  .penalty-similar-users {
    background-color: var(--primary-very-low);
    padding: 0.5em;

    .alert {
      margin: 0 0 0.5em 0;
    }

    .table {
      width: 100%;

      th,
      td {
        padding: 8px 0px;
      }
    }
  }
  .penalty-history {
    position: sticky;
    bottom: 0;
    background-color: var(--secondary);
    padding: 0.5em 0 1em 0;
  }
  .penalty-history::before {
    position: absolute;
    content: "";
    display: block;
    height: 1.5em;
    top: -1.5em;
    width: 100%;
    pointer-events: none;
    background: linear-gradient(
      to bottom,
      rgba(var(--secondary-rgb), 0),
      rgba(var(--secondary-rgb), 1)
    );
  }
}