.posttitle_cat2 {
        width: calc(100% - 190px);
    }
    .posttitle_cat2_1 {
        min-width: 110px;
    }
    .posttitle_cat2_2 {
        min-width: 240px;
    }
    .profbox_txt1{
        letter-spacing: -0.1vw;
    }
    @media screen and (min-width: 640px) {
        .posttitle_cat2 {
            width: calc(100% - 300px);
        }
        .posttitle_cat2_1 {
            min-width: 190px;
        }
        .posttitle_cat2_2 {
            min-width: 400px;
        }
    }