hubl/src/styles/base/menu-left.scss

#main__menu {
  background-color: $color-233-18-29;
  color: $color-0-0-100;
  display: block;
  overflow: auto;
  flex: 0 0 16em;
  transition: flex-basis 0.5s ease-in-out;

  &.open {
    transform: translateX(0);
  }
  
  sib-router {
  
    .menu-wrapper {
      &.is-closed {
        .sub-menu {
          display: none;
        }
        .menu-chevron {
          transform: rotate(180deg);
        }
      }
    }
  
    .menu {
      cursor: pointer;
      display: flex;
      flex-direction: row-reverse;
      font-weight: bold;
      padding: 1.6rem;
  
      &[active] {
        background-color: $color-46-100-67;
        color: $color-233-18-29;
  
        .menu-icon:before {
          background-color: $color-233-18-29;
          color: $color-0-0-100;
        }
  
        .menu-notification > sib-display > div:first-child {
          background-color: $color-233-18-29;
          color: $color-46-100-67;
        }
      }
  
      .menu-icon {
        align-items: center;
        display: flex;
        justify-content: center;
        flex-grow: 0;
        flex-shrink: 0;
        font-size: 1.7rem;
        width: 3.2em;
  
        &:before {
          border-radius: 100%;
          height: 1.9em;
          line-height: 1.9em;
          width: 1.9em;
        }
      }
      
      .menu-label {
        display: flex;
        flex-direction: column;
        flex-grow: 1;
        flex-shrink: 0;
        font-weight: 600;
        justify-content: center;
        letter-spacing: 0.017rem;
        text-transform: uppercase;
        width: 8em;
      }

      .menu-chevron {
        align-items: center;
        color: $color-244-10-70;
        display: flex;
        flex-grow: 0;
        flex-shrink: 0;
        justify-content: center;
        width: 2em;
      }
  
      > sib-display {
        display: block;
      }
    }

    .sub-menu {
      padding-left: 2.88rem;
      
      div {
        color: $color-244-10-70;
        cursor: pointer;
        padding-bottom: 1.12rem;
  
        div[name='project'] {
          display: flex;

          sib-display-value {
            display: block;
          }
  
          sib-display-div[name='dash'] {
            margin: 0 0.4em;
          }
        }
      }

      &.menu-notification {
        > sib-display > div > sib-display > div {
            display: flex;
            sib-display-div {
              flex: 3;
            }
            hd-counter {
              height: 20px;
              width: 20px;
              margin-right: 1em;
              div:not(:empty) {
                text-align: center;
                display: block;
                background-color: var(--sib-notifications-theme, gray);
                border-radius: 50%;
                font-size: 12px;
                line-height: 20px;
                width: 20px;
                height: 20px;
                padding-bottom: 0;
                color: $color-216-4-22;
              }
            }
          }
        }
      }

    .divider {
      height: 1px;
      background-color: $color-213-13-86;
    }
  }
}