actuel-inactuel/assets/css/src/_footer.scss

#main-footer {
  position: fixed;
  bottom: 0;
  box-sizing: border-box;
  border-bottom: 0;
  z-index: 2;
}

[data-template="home"] #main-footer {
  position: fixed;
  left: 0;
  bottom: 0;
}

#main-footer li:not(.footer-btn-wrapper) {
  display: none;
}

#main-footer li {
  flex: 1;
}
#main-footer li > * {
  width: calc(100% - var(--unit--vertical) * 2);
}

#main-footer button.plus {
  transform: translateY(-2px);
}

[data-template="home"] .title-wrapper button.plus[data-open-panel] {
  display: inline-block !important;
}

@media screen and (max-width: 640px) {
  #main-footer .footer-btn-wrapper button {
    display: flex;
    justify-content: center;
    outline: none;
    font-size: var(--font-size-m);
    background-color: var(--color-background);
    color: var(--color-primary);
    line-height: 1;
    padding: calc(var(--unit--vertical) / 2) var(--unit--horizontal);
  }

  #main-footer ul {
    bottom: 0;
    display: flex;
    justify-content: space-around;
    border-top: 1px solid var(--color-primary);
    background-color: var(--color-background);
  }
}

@media screen and (min-width: 640px) {
  #main-footer li {
    display: block !important;
  }
  #main-footer {
    position: fixed;
    left: 0;
    bottom: 0;
    width: var(--body-padding);
    background-color: transparent;
    padding: var(--unit--vertical) var(--unit--horizontal);
  }
  #main-footer ul {
    display: block;
  }

  #main-footer button.plus {
    margin-bottom: var(--unit--vertical);
  }

  [data-template="home"] #main-footer .footer-btn-wrapper {
    display: none !important;
  }

  .footer-btn-wrapper {
    padding: 0;
    border: none;
    background-color: transparent;
  }

  .side-panel-button-wrapper {
    position: fixed;
    top: calc(var(--unit--vertical) * 7);
  }
}