:root {
    --left-bg: var(--ifm-color-success-contrast-background);
    --left-fg: var(--ifm-color-success-contrast-foreground);
    --right-bg: var(--ifm-color-warning-contrast-background);
    --right-fg: var(--ifm-color-warning-contrast-foreground);
}

.bln {
    border-radius: 10px;
    position: relative;
    padding: 1rem;
    max-width: 90%;
  }
  .bln.bleft {
    background-color: var(--left-bg);
    color: var(--left-fg);
    margin: 1rem auto 1rem 4%;
  }
  .bln.bleft.gityo {
    background-color: #ecedff;
  }
  .bln.bright {
    background-color: var(--right-bg);
    color: var(--right-fg);
    margin: 1rem 4% 1rem auto;
  }
  
  /* 吹き出し三角部分 */
  .bln::before{
    border-style: solid;
    content: '';
    display: block;
    position: absolute;
    width: 0;
    height: 0;
    bottom: 3px;
  }
  .bln.bleft::before {
    border-color: transparent var(--left-bg) transparent transparent;
    border-width: 8px 22px 6px 0;
    left: -15px;
    rotate: -40deg;
  }
  .bln.bleft.gityo::before {
    border-color: transparent #ecedff transparent transparent;
  }
  .bln.bright::before {
    border-color: transparent transparent transparent var(--right-bg);
    border-width: 8px 0 6px 22px;
    right: -15px;
    rotate: 40deg;
  }
  
  /* 吹き出し話者部分 */
  .bln::after {
    color: var(--ifm-color-content-secondary);
    content: attr(data-speaker);
    position: absolute;
    font-size: 0.8rem;
    top: -1.2rem;
    white-space:nowrap;
  }

  .bln.bleft::after {
    left: 0.5rem; 
  }
  .bln.bright::after {
    right: 0.5rem;
    text-align:right;
  }
  
  /* 吹き出し内部 */
  .bln>p:not(:last-child) {
    margin-top: 0;
  }
  .bln>p:last-child {
    margin: 0;
  }
  
  /* 吹き出しthougt, smile　*/
  .bln.bleft.thought,
  .bln.bleft.smile,
  .bln.bleft.weary,
  .bln.bleft.anger,
  .bln.bleft.sorry,
  .bln.bleft.search {
    border: 6px dotted var(--left-bg-dark);
    background-color:unset;
  }
  .bln.bleft.thought::before,
  .bln.bleft.smile::before,
  .bln.bleft.weary::before,
  .bln.bleft.anger::before,
  .bln.bleft.sorry::before,
  .bln.bleft.search::before {
    border-width: 0;
    content: "🤔";
    left: -2.5rem;
    top:0;
  }
  .bln.bleft.smile::before {
    content: "🙂";
  }
  .bln.bleft.weary::before {
    content: "😩";
  }
  .bln.bleft.anger::before {
    content: "💢";
  }
  .bln.bleft.sorry::before {
    content: "🙏";
  }
  .bln.bleft.search::before {
    content: "🔍";
  }
  
  @media only screen and (min-width: 800px) {
    .bln {
        max-width: 66%;
    }
    .bln.bleft.thought::before,
    .bln.bleft.smile::before,
    .bln.bleft.weary::before,
    .bln.bleft.anger::before,
    .bln.bleft.sorry::before,  
    .bln.bleft.search::before {
        left: -3rem;
    }
  }