@charset "utf-8";
/*------------------------------------------------------------------------------------------
*
*
    about_sp.css
*
*
------------------------------------------------------------------------------------------ */
/* --------------------------------------------------------------------------------------------------------------
*
    max-width: 640px;
*
-------------------------------------------------------------------------------------------------------------- */
@media screen and (max-width: 640px) {

body{
    background-color: #fff;
}

#wrap{
    padding: 50px 0 0 0;
    margin: 0 auto;
}


/* --------------------------------------------------
*
    #mv
*
-------------------------------------------------- */
#contents_area h1{
    padding: 35px 0 30px 0;
    text-align: center;
}

#contents_area h1 img{
    width: 90%;
    max-width: 422px;
}

#mv{
    margin: 0 0 20px 0;
}

#mv img{
    width: 100%;
    position: relative;
}


/* --------------------------------------------------
*
    #section_idea
*
-------------------------------------------------- */
#section_idea{
    text-align: center;
}

#section_idea .desc{
    margin: 0 0 25px 0;
    padding: 0 15px;
    font-size: 15px;
    line-height: 1.823em;
    text-align: left;
}

#section_idea h2{
    margin: 0 0 25px 0;
    padding: 0 15px;
    font-size: 19px;
    line-height: 1.38em;
    letter-spacing: .025em;
    text-align: left;
    position: relative;
}

#section_idea h2 img{
    width: auto;
    height: 49px;
    position: relative;
    top: 15px;
}

#section_idea h2:after{
    width: 115px;
    height: 84px;
    content: '';
    display: block;
    background-image:url(../images/ja/about/parts_use_ex.png);
    background-repeat: no-repeat;
    background-size: 115px;
    position: absolute;
    top: -73px;
    right: calc(50% - 135px);
}

#section_idea .idea_img{
    margin: 0 0 45px 0;
    padding: 0 5px;
    text-align: center;
}

#section_idea .idea_img img{
    width: 100%;
    max-width: 460px;
}

#section_idea .idea_img .caption{
    max-width: 460px;
    margin: 10px auto 0 auto;
    box-sizing: border-box;
    padding: 0 5px;
    display: block;
    font-size: 13px;
    line-height: 1.5em;
    text-align: left;
}

#section_idea .idea_list{
    margin: 0 0 85px 0;
}

#section_idea .idea_list li{
    margin: 0 0 35px 0;
}

#section_idea .idea_list h4{
    margin: 0 0 5px 0;
    font-size: 18px;
    position: relative;
}

#section_idea .idea_list h4:before{
    content: '●';
    font-size: 120%;
    color: #80ccda;
    position: relative;
    top: 0;
    left: -5px;
}

#section_idea .idea_list .desc{
    max-width: 460px;
    margin: 0 auto 10px auto;
    padding: 0 15px;
    box-sizing: border-box;
    font-size: 14px;
    line-height: 1.6em;
    text-align: left;
}

#section_idea .idea_list li .img{
    padding: 0 5px;
    text-align: center;
}

#section_idea .idea_list li .img img{
    width: 100%;
    max-width: 460px;
}

#section_idea .idea_ex{
    margin: 0 0 10px 0;
    letter-spacing: -.40em;
}

#section_idea .idea_ex li{
    margin: 0 0 25px 0;
    vertical-align: top;
    letter-spacing: normal;
}

#section_idea .idea_ex li:first-child{
    margin-top: -51px;
}

#section_idea .idea_ex li .img{
    text-align: center;
}

#section_idea .idea_ex li img{
    width: 100%;
    max-width: 460px;
}

#section_idea .btm_desc{
    margin: 0 0 25px 0;
    font-size: 16px;
    line-height: 1.85em;
    white-space: nowrap;
}

#section_idea .illust{
    margin: 0 0 -40px 0;
    text-align: center;
    position: relative;
    z-index: 0;
}

#section_idea .illust img{
    width: 80%;
    max-width: 320px;
}


} /* ----- max-width: 640px ----- */