home-assistant.io/sass/homeassistant/pages/_component_page.scss

#components-page {
  .filter-button-group {
    label {
      font-size: .75rem;
      font-weight: 500;
      letter-spacing: .005em;
      color: $gray;
      padding-top: 8px;
      text-transform: uppercase;
    }
  }

  .component-search {
    margin-bottom: 24px;
    min-height: 80px;

    input {
      width: 100%;
      padding: 10px;
      background-color: #fefefe;
      border-radius: 8px;
      border: 1px solid;
      border-color: #7c7c7c #c3c3c3 #ddd;
    }
  }

  .grid-filters {
    @media only screen and (min-width: $desk-start) {
      display: flex;
    }
  }

  .integration-filter-radio {
    display: flex;
    border: none;
    padding: 0;
    grid-gap: 10px;
  }

  .filter-button {
    display: flex;
    align-items: center;
    margin-bottom: 0;
    width: fit-content;
    font-size: 1rem;
    box-shadow: none;
    background-color: $blueDark;
    color: white;
    border-radius: 24px;

    input {
      appearance: none;
      -webkit-appearance: none;
      -moz-appearance: none;
      padding-left: 16px;
      display: block;
      margin-left: 10px;
      flex-shrink: 0;
      height: 1rem;
      width: 1rem;
      border-radius: 100%;
      border-color: transparent;
      background-color: white;

      &:checked {
        background-image: url("data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%2016%2016%22%20fill%3D%22%23007fa8%22%20transform%3D%22rotate(90)%22%3E%3Ccircle%20cx%3D%228%22%20cy%3D%228%22%20r%3D%223%22%2F%3E%3C%2Fsvg%3E");
      }
    }

    label {
      display: block;
      width: 100%;
      padding: 4px 16px 4px 10px;
    }
  }

  .integration-filter.integration-filter-select {
    position: relative;

    &::after {
      content: " ";
      position: absolute;
      top: 50%;
      margin-top: 2px;
      right: 8px;
      width: 0;
      height: 0;
      border-left: 5px solid transparent;
      border-right: 5px solid transparent;
      border-top: 5px solid black;
    }

    .ha_category {
      -webkit-appearance: none;
      -moz-appearance: none;
      appearance: none;
      color: #222;
      width: 100%;
      margin-bottom: 15px;
      text-align-last: center;
      font-size: 16px;
      line-height: 24px;
      border: 2px solid $blueDark;
      border-top-right-radius: 0px;
      border-top-left-radius: 0px;
      border-bottom-right-radius: 5px;
      border-bottom-left-radius: 5px;
      border-top: 0;
      position: relative;
      top: -2px;
      padding: 5px 5px 2px;

      &:focus-visible {
        outline: none;
      }
    }
  }

  .filter-title {
      background: $blueDark;
      color: white;
      text-align: center;
      border-top-right-radius: 5px;
      border-top-left-radius: 5px;
      padding: 5px;
      margin-top: 0;
      margin-bottom: -2px;
      text-transform: capitalize;
      font-size: 18px;
      position: relative;
      z-index: 1;
  }

  .active-filter {
    margin: 10px 5px 0px 0px;
    padding: 5px 10px;
    min-width: 100px;
    background-color: $blueDark;
    border-radius: 28px;
    border: none;
    color: white;
    font-size: 14px;
    letter-spacing: 0.5px;
    text-transform: capitalize;
    line-height: 18px;

    span {
      display: flex;
      align-items: center;
    }

    iconify-icon {
      display: inline-block;
      margin-left: 5px;
    }
  }

  select {
    font-family: $sans-serif;
    border: 0;
    background-color: $grayLighter;
    border-radius: 16px;
    padding: 4px 16px;
  }
  .category_select {
    display: none;
  }
}


// styles for the cards
.hass-option-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 24px;

  div.alert, p.alert-content {
    width: 100%;
  }

  div.alert {
    text-align: center;
  }

  .option-card {
    flex: 0 0 auto;
    aspect-ratio: 1;
    display: inline-block;
    background-color: #f8f8f8;
    border-radius: 8px;
    border: 1px solid rgba(0, 0, 0, .12);
    padding: 8px;
    text-align: center;
    text-decoration: none;
    align-content: center;
    transition: box-shadow .33s;

    .img-container {
      height: 64px;
      margin: 12px 16px;
      font: 0/0 a;
      border-radius: 0;

      &:before {
        /* create a full-height inline block pseudo=element */
        content: " ";
        display: inline-block;
        vertical-align: middle; /* vertical alignment of the inline element */
        height: 100%;
      }

      img {
        max-width: 100%;
        max-height: 64px;
        box-shadow: none;
        border: none;
        border-radius: 0;
        vertical-align: middle;
      }
    }

    .title {
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;

      text-decoration: none;
      font-size: 16px;
      color: #000;
      line-height: 1.25em;
      height: 40px;
      margin-top: 20px;
      padding: 0 8px;
    }
  }

  // fade-in animation
  &.show-items .option-card {
    opacity: 0;
    -webkit-animation: new-item-animation 0.2s linear forwards;
    -o-animation: new-item-animation 0.2s linear forwards;
    animation: new-item-animation 0.2s linear forwards;
  }

  // fade-out animation
  &.remove-items .option-card {
    -webkit-animation: removed-item-animation 0.2s
      cubic-bezier(0.55, -0.04, 0.91, 0.94) forwards;
    -o-animation: removed-item-animation 0.2s
      cubic-bezier(0.55, -0.04, 0.91, 0.94) forwards;
    animation: removed-item-animation 0.2s cubic-bezier(0.55, -0.04, 0.91, 0.94)
      forwards;
  }
}

a.option-card:hover {
  z-index: 2;
  box-shadow: 0 -2px 4px hsla(180, 100%, 50%, .05), 0 12px 24px hsla(207, 100%, 10%, 0.25);
}

@for $i from 1 through 40 {
  .option-card:nth-child(#{$i}) {
    animation-delay: #{$i * 0.025}s !important;
    @media only screen and (max-width: $palm-end) {
      animation-delay: #{$i * 0.05}s !important;
    }
  }
}

@media only screen and (max-width: $palm-end) {
  .hass-option-cards {
    grid-template-columns: 1fr;

    .option-card {
      width: 100% !important;
      flex-direction: row;
      display: flex;
      align-items: center;
      height: 80px;

      .img-container {
        margin: 8px;

        img {
          max-width: 48px;
          max-height: 48px;
        }
      }

      .title {
        height: auto;
        margin: 8px;
      }
    }
  }
  #components-page {
    .hass-option-cards {
      .option-card {

      }
    }
    .category_select {
      display: block;
    }
    .category_list {
      display: none;
    }
  }
}

@media only screen and (max-width: $lap-end) {
  #components-page {
    .filter-button-group {
      display: flex;
      flex-wrap: wrap;
      margin-bottom: 16px;
      align-items: flex-end;
      gap: 8px;

      &>div {
        margin-right: 8px;
      }

      .btn {
        display: inline-block;
        margin-right: 4px;
        margin-bottom: 0;
        padding: 4px 16px;
        font-size: 1rem;
        background: $grayLighter;
        box-shadow: none;
        color: $link-color;

        &.active {
          font-weight: bold;
        }
      }
    }
    .category_select {
      display: block;
    }
    .category_list {
      display: none;
    }
  }
}

@media only screen and (min-width: $desk-start) {
  #components-page {

    .filter-button-group {
      .active {
        font-weight: bold;
      }

      .featured {
        margin: 12px 0;
      }

      .version_select {
        margin: 12px 0 12px 0;
      }

      .version_select > select {
        width: 100%;
      }

      .btn {
        font-size: 1rem;
        display: block;
        background: 0;
        color: black;
        box-shadow: none;
        text-shadow: none;
        padding: 4px 0;
        border-radius: 0;

        &.current {
          font-weight: bold;
        }
      }
    }
  }
}

// animations for fade-in and fade-out effects of option-cards
@keyframes new-item-animation {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
    -webkit-transform: scale(1);
    -ms-transform: scale(1);
    -o-transform: scale(1);
    transform: scale(1);
  }
}
@-webkit-keyframes new-item-animation {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
    -webkit-transform: scale(1);
    transform: scale(1);
  }
}
@-o-keyframes new-item-animation {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
    -o-transform: scale(1);
    transform: scale(1);
  }
}

// space blocker animation
@keyframes openspace {
  to {
    height: auto;
  }
}

@-webkit-keyframes openspace {
  to {
    height: auto;
  }
}
@-o-keyframes openspace {
  to {
    height: auto;
  }
}

// removal animation
@keyframes removed-item-animation {
  from {
    opacity: 1;
    -webkit-transform: scale(1);
    -ms-transform: scale(1);
    -o-transform: scale(1);
    transform: scale(1);
  }
  to {
    opacity: 0;
  }
}
@-webkit-keyframes removed-item-animation {
  from {
    opacity: 1;
    -webkit-transform: scale(1);
    transform: scale(1);
  }
  to {
    opacity: 0;
  }
}
@-o-keyframes removed-item-animation {
  from {
    opacity: 1;
    -o-transform: scale(1);
    transform: scale(1);
  }
  to {
    opacity: 0;
  }
}