h1{
    margin-top: 5%;
}
/*文書を真中に*/
.conceptdiv{
    width: 800px;
    margin: 20px auto;

}

.conceptdiv div{
    margin-top: 50px;
    /* position: relative;   */
}

/*画像サイズ*/
.conceptdivimg{
    max-width: 25%;
    float: left;
    position: relative;
    z-index: 1;
    margin-right: 10px;
}
.conceptdivimg3{
    width: 37%;
    position: relative;
    right: 50px;

}
/* .conceptclear{
    clear: both;
} */
    .conceptdivimg4{
        /* position: relative; */
        float: right;
        margin-left: 30px;
    }
    .conceptdivimg5{

        float: right;
        position: relative;
        left:50px;

    }
section{
    text-align: center;
    margin-top: 70px;
}