chrome/browser/resources/chromeos/cloud_upload/file_handler_card.html

<style>
  :host {
    outline: none;
  }

  #container {
    position: relative;
  }

  #card {
    align-items: center;
    background-color: var(--cros-sys-app_base_shaded);
    border: 2px solid transparent;
    cursor: pointer;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    padding: 16px;
    user-select: none;
  }

  #card[selected] {
    background-color: var(--cros-sys-primary_container);
  }

  #card > .hover-layer {
    background-color: var(--cros-sys-hover_on_subtle);
    content: '';
    display: none;
    inset: 0;
    pointer-events: none;
    position: absolute;
    z-index: 1;
  }

  #card:hover:not([selected]) > .hover-layer {
    display: block;
  }

  :host(:focus-visible) #card {
    border: 2px solid var(--cros-sys-focus_ring);
    color: var(--cros-sys-ripple_neutral_on_subtle);
  }

  .margin-top {
    margin-block-start: 8px;
  }

  /* Apply border radius to both #card and paper-ripple */
  #container.round-top #card,
  #container.round-top #card > paper-ripple,
  #container.round-top #card > .hover-layer {
    border-top-left-radius: 12px;
    border-top-right-radius: 12px;
  }

  #container.round-bottom #card,
  #container.round-bottom #card > paper-ripple,
  #container.round-bottom #card > .hover-layer {
    border-bottom-left-radius: 12px;
    border-bottom-right-radius: 12px;
  }

  #container.separator-bottom {
    border-bottom: 1px solid var(--cros-sys-separator);
  }

  #content {
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    max-width: 344px;
  }

  #icon {
    background-size: 32px;
    border-radius: 50%;
    box-sizing: border-box;
    height: 32px;
    margin-inline-end: 16px;
    width: 32px;
  }

  #icon.docs,
  #icon.sheets,
  #icon.slides,
  #icon.office {
    background-color: var(--cros-sys-base_elevated);
    background-position: center;
    background-repeat: no-repeat;
    border: 1px solid var(--cros-sys-separator);
  }

  #icon.docs {
    background-image: url(../icons/docs.svg);
  }

  #icon.sheets {
    background-image: url(../icons/sheets.svg);
  }

  #icon.slides {
    background-image: url(../icons/slides.svg);
  }

  #icon.office {
    background-image: url(../icons/office.svg);
    background-size: 20px;
  }

  #title {
    color: var(--cros-sys-on_surface);
    font: var(--cros-body-1-font);
  }

  #description {
    color: var(--cros-sys-on_surface_variant);
    font: var(--cros-body-2-font);
  }

  #title,
  #description {
    color: var(--cros-sys-on_surface);
  }

  #card[selected] #title,
  #card[selected] #description {
    color: var(--cros-sys-on_primary_container);
  }

  #right-icon {
    -webkit-mask-image: url(../icons/list_check.svg);
    -webkit-mask-position: center;
    -webkit-mask-repeat: no-repeat;
    background: no-repeat center var(--cros-sys-on_primary_container);
    border-radius: 50%;
    box-sizing: border-box;
    height: 20px;
    margin-inline-start: 16px;
    width: 20px;
  }

  #right-icon.chevron {
    -webkit-mask-image: url(../icons/chevron.svg);
    -webkit-mask-size: 90%;
    background: no-repeat center var(--cros-sys-on_primary_container);
  }

  .chevron[expanded] {
    transform: rotate(180deg);
  }

  .chevron:not([expanded]) {
    transform: rotate(0deg);
  }

  #card:not([selected]) > #right-icon:not(.chevron) {
    visibility: hidden;
  }
</style>

<div id="container">
  <div id="card">
    <paper-ripple></paper-ripple>
    <div class="hover-layer"></div>
    <div id="icon"></div>
    <div id="content">
      <div id="title"></div>
      <div id="description"></div>
    </div>
    <div id="right-icon"></div>
  </div>
</div>