#main .is_sp {
    display: none
}

.page #main .page_title {
    margin: 0 0 30px;
    padding: 12px 18px;
    font-size: 25px;
    text-align: left;
    color: #fff;
    border: 5px solid #d3d2d3;
    background-image: none;
    border-radius: 6px;
    background-color: #ff0012
}

.twenty-year #main * {
    box-sizing: border-box
}

.twenty-year p {
    font-size: 15px;
    line-height: 1.8
}

.twenty-year .intro {
    text-align: center;
    width: 840px;
    margin: 0 auto
}

.twenty-year .intro .icon-19,.twenty-year .intro .icon-20 {
    font-size: 49px;
    vertical-align: middle
}

.twenty-year .intro_desc {
    font-size: 22px;
    margin: 30px 0;
    line-height: 1.5
}

.twenty-year .atn_cap {
    color: #ff0012;
    margin: 50px 0 20px;
    font-size: 35px
}
.twenty-year .atn_cap_note {
    display: block;
    text-align: right;
    margin-bottom: 10px;
}

.twenty-year .atn_cap_txt,.twenty-year .f_item1 h4 span {
    background: linear-gradient(transparent 70%,#ff0 30%)
}

.twenty-year .intro_b_desc {
    margin-top: 10px;
    text-align: left
}

.twenty-year .f_item {
    width: 840px;
    margin: 60px auto 0
}

.twenty-year .f_item h3 {
    color: #ff0012;
    font-size: 25px;
    margin-bottom: 10px
}

.twenty-year .f_item>h3 {
    font-size: 22px;
    padding: 2px 0 2px 10px;
    border-left: 8px solid #ff0012
}

.twenty-year .f_item1 {
    position: relative;
    padding-bottom: 20px
}

.twenty-year .f_item1 h4 {
    margin: 30px 0;
    font-size: 23px
}

.twenty-year .f_item1 h4 span {
    font-size: 33px;
    color: #ff0012;
    display: inline-block;
    margin-left: 10px
}

.twenty-year .f_item1_inner {
    border-left: 8px solid #ff0012;
    padding-left: 15px;
    width: 660px
}

.twenty-year .f_item_inner {
    zoom: 1;
    margin-top: 20px
}

.twenty-year .f_item_inner:after,.twenty-year .f_item_inner:before {
    content: "";
    display: table
}

.twenty-year .f_item_inner:after {
    clear: both
}

.twenty-year .f_item_inner>img {
    float: left;
    width: 300px
}

.twenty-year .f_item_inner>p {
    float: right;
    width: 520px;
    text-align: justify;
    text-justify: inter-ideograph;
    font-size: 14px
}

.twenty-year .f1_icon {
    position: absolute;
    right: 0;
    top: -30px
}

.twenty-year .f1_img {
    margin-top: 50px
}

@media (max-width:737px) {
    #main .is_pc {
        display: none
    }

    #main .is_sp {
        display: block
    }

    .page #main .page_title {
        font-size: 4.84vw;
        padding: 2vw 3vw;
        text-align: center;
        margin: 5vw 2%;
        border-width: 3px;
    }

    .twenty-year p {
        font-size: 3.6vw;
        line-height: 1.3
    }

    .twenty-year .intro {
        width: 100%
    }

    .twenty-year .f_item1 h4 span,.twenty-year .intro .icon-19,.twenty-year .intro .icon-20 {
        font-size: 6.5333333333vw
    }

    .twenty-year .intro_graph,.twenty-year .intro_top {
        width: 94%;
        margin: 0 auto
    }

    .twenty-year .intro_desc {
        font-size: 3.6vw;
        margin: 4vw 0
    }

    .twenty-year .atn_cap {
        font-size: 4.6666666667vw;
        margin: 7vw 0 3vw
    }
    .twenty-year .atn_cap_note{
        font-size: 3vw;
        width: 94%;
        margin:0 auto 2vw;
    }
    .twenty-year .intro_b_desc {
        width: 94%;
        margin: 3vw auto 0;
        text-align: justify;
        text-justify: inter-ideograph
    }

    .twenty-year .f_item {
        width: 93.3333333333%;
        margin: 10vw auto 0
    }

    .twenty-year .f_item h3 {
        font-size: 4.8vw;
        margin-bottom: 3vw
    }

    .twenty-year .f_item>h3 {
        font-size: 4.9333333333vw;
        padding: 1vw 0 1vw 2vw;
        border-left-width: 1vw;
        line-height: 1.3;
        letter-spacing: -.2vw
    }

    .twenty-year .f_item1 {
        padding-bottom: 2vw
    }

    .twenty-year .f_item1 h3 {
        width: 80%
    }

    .twenty-year .f_item1 .f_item1_desc {
        width: 92%
    }

    .twenty-year .f_item1 h4 {
        font-size: 4.8vw;
        margin: 5vw 0 4vw;
        line-height: 1.5
    }

    .twenty-year .f_item1 h4 span {
        margin-left: 1vw
    }

    .twenty-year .f_item1_inner {
        width: 100%;
        border-left-width: 1vw;
        padding-left: 2vw
    }

    .twenty-year .f_item_inner {
        margin-top: 2vw
    }

    .twenty-year .f_item_inner>img {
        width: 100%;
        float: none
    }

    .twenty-year .f_item_inner>p {
        font-size: 3.6vw;
        width: 100%;
        float: none;
        margin-top: 4vw
    }

    .twenty-year .f1_icon {
        top: -9.5vw;
        width: 25%
    }

    .twenty-year .f1_img {
        margin-top: 7vw
    }
}