tweb-i2p/src/scss/partials/_sidebar.scss

.sidebar {
  background-color: #fff;
  overflow: hidden;

  &-left {
    border-right: 1px solid #DADCE0;
  }

  &-right {
    border-left: 1px solid #DADCE0;
  }

  &-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 7.5px 20px 7.5px 15px;
    min-height: 60px;

    &__title {
      flex: 1;
      font-weight: 500;
      padding-left: 23px;
      font-size: 20px;
    }

    .btn-icon + .btn-icon {
      margin-left: .5rem;
    }
  }

  &-close-button {
    padding-left: 10px;
  }

  &-content {
    width: 100%;
    max-height: 100%;
    height: 100%;
    overflow: hidden;
    display: flex; /* idk why but need */
    position: relative;

    > div {
      width: 100%;
    }
  }
}