@media (min-width: 768px) and (max-width: 991.98px) { 


    /*---------- global ----------*/    
    .container{
        max-width: 890px;
    }
    
    .pconly{display: none!important;}
    .sponly1{display: none!important;}
    .sponly2{display: block;}
    .tabonly{display:block;}

    .eventlogo{
        margin-top:3px;
        width: auto;
        height: 1.4rem;
    }

    /*---------- decor ----------*/
    .colordiv{
        max-width: 10%;
        margin-bottom: 3.125rem;
    }

    .grouptitle{
        margin-bottom: 3.125rem;
    }


    .maintxt{
        padding-top: 3.125rem;
        padding-bottom: 3.125rem;
    }


    /*---------- spaces ----------*/    
    .speakercompany{
        padding-top: 3.125rem;
        padding-bottom: 3.125rem;
    }

    .speakergroup, .agendagroup, .contactgroup, .sponsors{
        padding-top: 4rem;
        padding-bottom: 3.125rem;
    }

    .speakercompanylogo, .gold, .silvertech{
        width: 12.5rem;
    }

    .speakerpic{
        width: 280px;
    }

    .agendapic{
        width: 6.4rem;
    }

    
    /*---------- navi ----------*/
    .offcanvas-body{
        padding: 0;
    }      

    .offcanvas-start{
        width: 300px;
    }

    .offhover{
        color: var(--black);
        text-decoration: none;
        font-weight: 700;
        border-bottom: 1px solid var(--lightgray);
    }

    .offhover:hover{
        background-color: var(--lightgray);
        color: var(--black);
        border-bottom: 1px solid var(--lightgray);
    }

    .offnavilink{
        text-decoration: none;
        color: var(--black);
    }

    .offnavilink:hover{
        color: var(--black);
    }

    /*---------- 下の帯 ----------*/ 
    .registrationbar{
        background-color: var(--black);
        position:fixed;
        z-index: 20;
        color: var(--white);
        padding-top: 1rem;
        padding-bottom: 1rem;
       }
       
       .stickyregisterbtn{
        -webkit-appearance: none;
         background-color: #FC6D26;
         border: none;
         color: white;
         padding: 15px 32px;
         text-align: center;
         text-decoration: none;
         display: inline-block;
         font-size: 16px;
         margin: 4px 2px;
         font-weight: 700;
         cursor: pointer;
       }

      /*---------- お問い合わせ ----------*/
    
      .contact{
          margin-bottom: 3rem!important;
      }

      .contactrow{
        width:576px;
        margin-left:50px;
        margin-right:0px;
    }

 }