Wallet/src/sass/views/includes/actionSheet.scss

action-sheet {
  .bp-action-sheet {
    $border-color: #EFEFEF;

    &__sheet {
      background: #fff;
      width: calc(100% + 1px);
      position: fixed;
      bottom: 0;
      left: 50%;
      transform: translateY(100%) translateX(-50%);
      transition: transform 250ms cubic-bezier(0.4, 0.0, 0.2, 1);
      z-index: 100;
      padding-top: 1.75rem;
      padding-left: 1.25rem;
      padding-right: 1.25rem;
      color: #2f2f2f;
      padding-bottom: 3.5rem;
      max-width: 550px;
      max-height: 100vh;
      overflow: scroll;

      &.slide-up {
        transform: translateY(0) translateX(-50%);
        box-shadow: 0px 2px 13px 3px rgba(0, 0, 0, .3);
      }

      .back-arrow {
        padding-bottom: 1.25rem;
        cursor: pointer;
      }

      .header {
        font-weight: 600;
        padding-bottom: 1rem;
        border-bottom: 1px solid $border-color;
        margin-bottom: 1px;
      }
    }

    &__backdrop {
      height: 100%;
      width: 100%;
      position: fixed;
      top: 0;
      left: 0;
      background: rgba(0, 0, 0, 0);
      transition: background 250ms cubic-bezier(0.4, 0.0, 0.2, 1);;
      pointer-events: none;
      z-index: 99;

      &.fade-in {
        background: rgba(0, 0, 0, .4);
        pointer-events: all;
      }
    }
  }
}