#seo{
    margin-top: var(--section-height);
    margin-bottom: var(--section-height);
}
#seo .seo{
    display: flex;
    flex-direction: row;    
    margin-bottom: 25px;
  }
  
  #seo .seo > div{
    padding-top: 20px;
    padding-bottom: 20px;
    position: relative;
  }
  #seo .seo > div + div{
    padding-top: 28px;
  }

  #seo .margin-right{
    margin-right: var(--margin-img);
  }
  
  #seo .seo h2.underline{
    font-size:  2em;
    line-height: 1.4em;
    margin-right: 40px;
    padding-left: 40px;
    color: var(--color-black);
    border-color: var(--color-black);
  }
  #seo .seo p.right{
    margin: 0 40px;
  }
  
  #seo .seo .extend{
    color: var(--color-white);
    background-color: #000;
    padding: 5px;
    position: absolute;
    top: 45px;
    left: -20px;
    cursor: pointer;
    line-height: 0;
    padding: 25px 5px 20px 5px;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
  }
  
  #seo .seo .extend:hover{
    background-color: var(--color-primary);
    color: #FFF;
  }
  #seo .seo .extend .rotate{
    rotate: 180deg;
  }
  
  #seo .seo .contain{
    height: 180px;
    overflow: hidden;
    padding-right: 5%;
    padding-left: 5%;
    padding-top: 10px;    
    box-shadow: rgba(0, 0, 0, 0.35) 0px 5px 15px;
    margin-right: var(--gap);
  }
  #seo .seo .contain.open{
    height: auto;
  }
  #seo .seo .contain .degrade{
    height: 70px;
    width: 100%;
    background: linear-gradient(#ffffff00, #ffffff);
    position: absolute;
    bottom: 20px;
    left: 0;
  }
  #seo .seo .contain.open .degrade{
    display: none;
  }
  
  #seo .seo .contain p{
    margin-top: 0;
  }
  #seo .seo .contain h2, #seo .seo .contain h3, #seo .seo .contain h4, #seo .seo .contain h5, #seo .seo .contain h6{
    font-size:  1.5em;
    line-height: 1.4em;  
  }
  
  #seo .seo .contain table p{
    margin: 0;
  }
  #seo .seo .contain table td{
    padding: 5px;
    vertical-align: middle;
    border:  1px solid var(--color-p);
  }

  @media (max-width: 780px) {
    
    #seo .seo{      
      flex-direction: column;          
    }

    #seo .seo .contain{
      margin-left: var(--gap);
    }

    #seo .seo .extend{
      left: 0px;
      padding: 15px 1px 15px 1px;
    }

  }