#dl .mainttl
 { 
    font-size: 24px;
    font-weight: 800;
    padding: 11px 0 11px 25px;
    position: relative;
    background: #f0f1f5;
    border-bottom: 1px solid #dee3e7;
    margin-bottom: 45px;
}

@media screen and (max-width: 900px) {
    #dl .mainttl {
        font-size: 20px;
    }
}

#dl .content_txt{
    margin-bottom:50px;
}

#dl .subttl{
    font-size:18px;
    font-weight:800;
    margin-bottom:20px;
}

@media screen and (max-width: 900px) {
    #dl .subttl {
        font-size: 16px;
        margin-bottom:7px;
    }
}

#dl .sec01_list{
    display:flex;
    gap:30px;
    flex-direction:row;
    flex-wrap:wrap;
    margin-bottom:50px;
}

#dl .sec01_item{
    width:calc((100% - 30px )/ 2);
    padding:30px;
    background:#f3f9fc;
}

#dl .cta_wrap{
    display:flex;
    justify-content: center;
    margin-bottom:70px;
}

#dl .cta_btn{
    background:#000;
    display:flex;
    padding:10px 30px;
    color:#fff;
    justify-content: center;
    align-items:center;
}

#dl .cta_btn:hover{
    opacity:0.7;
    transform-origin: all 0.3s;
}

#dl .cta_wrap_dl{
    padding-right:10px;
}