#inner_box{
    font-size: 18px;
    color: #334;
    margin-bottom: 0;
}
h3{
    font-size: 28px;
    margin-bottom: 20px;
    margin-top: 80px;
}
div.text{
    line-height: 36px;
    text-align: left;
}
div.text_strong{
    border: 2px #000 solid;
    text-align: center;
    border-radius: 15px;
    width: 800px;
    margin: 20px auto;
    padding: 10px;
    font-weight: bold;
    font-size: 24px;
}
.img_box_half{
    width: 40%;
    margin-right: 2.5%;
    display: inline-block;
}
#img2{
    height: 231px;
    width: auto;
}
#img2 img{
    height: 100%;
}
div.link{
    border: 1px #000 solid;
    padding: 10px;
    margin: 5px 0;
}
.link_btn{
    display: block;
    width: 100%;
    height: 100%;
    text-decoration: none;
    color: #000;
    cursor: pointer;
}
dl{
    display: flex;
    flex-wrap: wrap;

}
dt,dd {
    display: flex;
    text-align: left;
    padding: 10px 0;
}
dt{
    width: 20%;
    margin-right: 5%;
    font-weight: bold;
    font-size: 24px;
}
dd{
    width: 70%;
    flex-direction: column;
}
dd div{
    flex-basis: 100%;
}
div.link.btn-planning{
    margin-top: 50px;
}

.float_box{
    position: fixed;
    right: 20px;
    bottom: 80px;
    width: 220px;
    height: 80px;
    border: 3px #555 solid;
    border-radius: 10px;
    background: #555;
    color:white;
    padding: 10px;
}
.float_box a{
    display: inline-block;
    margin-top: 5px;
    border: 1px solid #000000;
    border-radius: 3px;
    padding: 10px 15px;
    font-size: 16px;
    background: white;
    color: black;
}
@media (max-width: 1023px) {
    #header a {
        width: 57%;
        padding: 10px 10px;
    }
    #header a.mypage {
        width: 30%;
        padding: 10px 10px;
    }
    h2{
        font-size: 24px;
    }
    #inner_box{
        margin-top: 190px;
        padding: 0 3%
    }
    div.text_strong{
        width: 94%;
        font-size: 18px;
    }
    .img_box_half{
        width: 100%;
        margin-bottom: 10px;
    }
    dt,dd{
        width: 100%;
    }
    dt{
        margin-bottom: 0;
        margin-top: 10px;
        padding-bottom: 0;
    }
    .btn-to_planning{
        font-size: 16px !important;
        height: 28px;
        text-align: center;
        padding-top: 6px !important;
    }
    .btn-to_planning p{
        line-height: 18px !important;
    }


    .float_box{
        position: fixed;
        bottom: 40px;
        height: 60px;
        padding: 3px;
    }


    .float_box a{

        margin-top: 2px;
        padding: 5px 15px 0;
        font-size: 16px;
        line-height: 16px;
    }
}