* {
    margin: 0;
    padding: 0;
    list-style: none;
    border: 0;
}

body {
    margin: 0 auto;
}

.header {
    position: relative;
}
/* main_image */
.main_visual {
    border-top: 1px solid #d7d7d7;
    overflow: hidden;
    position: relative;
}

.main_image {
    min-height: 520px;
    overflow: hidden;
    position: relative;
}

    .main_image ul {
        width: 9999px;
        overflow: hidden;
        position: absolute;
        top: 0;
        left: 0;
    }

    .main_image li {
        float: left;
    }

        .main_image li img {
            width: 100%;
        }

div.flicking_con {
    position: absolute;
    top: 90%;
    left: 52.4%;
    z-index: 999;
    width: 300px;
    height: 21px;
    margin: 0 0 0 -50px;
}

    div.flicking_con a {
        float: left;
        width: 21px;
        height: 21px;
        margin: 0;
        padding: 0;
        background: url('../images/btn_main_img.png') 0 0 no-repeat;
        display: block;
        text-indent: -1000px;
    }

        div.flicking_con a.on {
            background-position: 0 -21px;
        }

#btn_prev, #btn_next {
    z-index: 11111;
    position: absolute;
    display: block;
    width: 73px !important;
    height: 74px !important;
    top: 50%;
    margin-top: -37px;
    display: none;
}

.h2_title {
    font-size: 1.34em;
    font-weight: 700;
    display: block;
    width: 97%;
    height: 30px;
    line-height: 15px;
    border-bottom: double #ddd;
    margin-bottom: 10px;
    padding: 0px !important;
}

.blog_title {
    width: 100%;
    height: 30px;
}

.company-name {
    width: 100%;
    text-align: center;
}

@media(max-width:1490px) {
    .main_image {
        min-height: 520px;
    }
}

@media(max-width:1366px) {
    .main_image {
        min-height: 500px;
    }
}

@media(max-width:1280px) {
    .main_image {
        min-height: 450px;
    }
}

@media(max-width:1024px) {
    .main_image {
        min-height: 400px;
    }
}

@media(max-width:900px) {
    .main_image {
        min-height: 350px;
    }
}

@media(max-width:768px) {
    .main_image {
        min-height: 320px;
    }
}

@media(max-width:640px) {
    .main_image {
        min-height: 250px;
    }
}

@media(max-width:480px) {
    .main_image {
        min-height: 155px;
    }
    div.flicking_con {
        top: 75%;
        left: 65%;
    }

}
@media(max-width:470px) {
            div.flicking_con {
        top: 75%;
        left: 60%;
    }
}
@media(max-width:320px) {
    .main_image {
        min-height: 120px;
    }
     div.flicking_con {
        top: 75%;
        left: 55%;
    }
}
@media(max-width:280px) {
     div.flicking_con {
        left: 65%;
    }
}