Overleaf/services/web/frontend/stylesheets/bootstrap-5/pages/project-list.scss

.project-list-empty-col {
  display: flex;
  height: 100%;
  flex-direction: column;
  flex-wrap: nowrap;
  .row:first-child {
    flex-grow: 1; /* fill vertical space so notifications are pushed to bottom */
  }
  .card-body {
    // h2 + .card-thin top padding
    padding-bottom: calc(var(--line-height-03) + var(--line-height-03) / 2);
  }
}

.project-list-react {
  body > &.content {
    padding-top: $header-height;
    padding-bottom: 0;
    min-height: calc(100vh - #{$header-height});
    display: flex;
    flex-direction: column;
  }

  .project-list-wrapper {
    display: flex;
    align-items: stretch;
    width: 100%;
    min-height: calc(100vh - #{$header-height});
  }

  .project-list-sidebar-wrapper-react {
    position: relative;
    background-color: var(--bg-dark-secondary);
    flex: 0 0 15%;
    min-height: calc(100vh - #{$header-height});
    max-width: 320px;
    min-width: 200px;

    .project-list-sidebar-subwrapper {
      display: flex;
      flex-direction: column;
      height: 100%;

      .project-list-sidebar-react {
        flex-grow: 1;
        padding-left: var(--spacing-06);
        padding-right: var(--spacing-06);
        -ms-overflow-style: -ms-autohiding-scrollbar;
        padding-top: var(--spacing-08);
        padding-bottom: var(--spacing-08);
        color: var(--neutral-40);

        .small {
          color: var(--neutral-40);
        }

        button {
          white-space: normal;
          word-wrap: anywhere;
          // prevents buttons from expanding sidebar width
        }

        > .dropdown {
          width: 100%;

          .new-project-button {
            width: 100%;
          }
        }
      }
    }
  }

  .project-list-welcome-wrapper {
    width: 100%;
    padding-bottom: var(--spacing-08);

    .welcome-new-wrapper {
      .welcome-title {
        @include heading-xl();
        margin-top: var(--spacing-08);
      }

      .welcome-message-cards-wrapper {
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        align-items: center;
        margin-top: var(--spacing-11);

        @include media-breakpoint-up(lg) {
          flex-direction: row;
          justify-content: center;
        }
      }

      .welcome-message-card {
        border: 1px solid $bg-light-tertiary;
        border-radius: $border-radius-large;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: space-between;
        padding: var(--spacing-08) var(--spacing-06);
        margin: var(--spacing-05) 0;
        width: 280px;
        height: 200px;
        position: relative;
        cursor: pointer;

        @include media-breakpoint-up(lg) {
          margin: 0 var(--spacing-06);
          height: 240px;
        }

        &:hover {
          background-color: $bg-light-secondary;
        }

        .welcome-message-card-img {
          @include media-breakpoint-up(lg) {
            margin-bottom: var(--spacing-07);
          }
        }
      }

      .create-new-project-dropdown {
        transform: none !important;
        top: 100% !important;
        left: var(--spacing-06) !important;
        right: var(--spacing-06) !important;
        margin-top: var(--spacing-04);
        margin-left: var(--spacing-06);
        margin-right: var(--spacing-06);

        @include media-breakpoint-down(lg) {
          left: 0 !important;
          right: 0 !important;
          margin-top: calc((var(--spacing-05) - var(--spacing-04)) * -1);
        }
      }

      .welcome-message-card-link {
        &,
        &:hover {
          text-decoration: none;
          color: $neutral-60;
        }
      }
    }
  }

  .project-list-main-react {
    flex: 1;
    overflow-x: hidden;
    padding: var(--spacing-08) var(--spacing-06);
  }
}

.project-list-upload-project-modal-uppy-dashboard .uppy-Root {
  .uppy-Dashboard-AddFiles-title {
    display: flex;
    flex-direction: column;
    color: var(--neutral-60);
    white-space: pre-line;

    button.uppy-Dashboard-browse {
      @extend .btn;
      @extend .btn-lg;
      @extend .btn-primary;
    }
  }
}

.survey-notification {
  display: flex;
  flex-wrap: wrap;
  padding: var(--spacing-06);
  background-color: var(--bg-dark-tertiary);
  border-color: transparent;
  color: var(--neutral-20);
  box-shadow: 2px 4px 6px rgba(0, 0, 0, 0.25);
  border-radius: var(--border-radius-base);

  @include media-breakpoint-up(md) {
    flex-wrap: nowrap;
  }

  button.close {
    @extend .text-white;
    padding: 0;
    -webkit-appearance: none;
  }
}

.project-list-sidebar-survey-wrapper {
  position: sticky;
  bottom: 0;

  .survey-notification {
    font-size: var(--font-size-02);

    a {
      text-decoration: none;
    }
  }

  @include media-breakpoint-down(md) {
    position: static;
    margin-top: var(--spacing-05);

    .survey-notification {
      font-size: unset;

      .project-list-sidebar-survey-link {
        display: block;
        align-items: center;
        min-width: 48px;
        min-height: 48px;
        padding-top: var(--spacing-07);
      }
    }
  }
}