#wrap {
    padding-top: 5.5rem;
    padding-bottom: 2rem;
    min-height: 100vh;
    background-color: #f3f6fb;
}



/* header */
header {
    position: fixed;
    left: 0;top: 0;
    width: 100%;height: 5.5rem;
    z-index: 100;
    padding: 0 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: #fff;
}
header .logo {
    display: none;
    height: 2.5rem;
}
header .prev {
    width: 3rem;
    height: 3rem;
    background: url('../img/prev.png') no-repeat center / 2rem;
}
header .dummy {
    width: 3rem;
    height: 3rem;

}
header h1 {
    font-size: 1.8rem;
    font-weight: 600;
}
header.home {background-color: #f3f6fb;padding: 0 1.5rem;}
header.home .logo {display: block;}
header.home .prev {display: none;}
header.home .dummy {display: none;}
header.home h1 {display: none;}



/* sub.php */
.sub_wrap {}
.sub_wrap .box {
    margin: 1.5rem 1.5rem 0;
    padding: 1.5rem 1.5rem 0;
    background-color: #fff;
}
.sub_wrap .box.nomargin {
    margin: 0 1.5rem ;
}
.sub_wrap .box.nomargin:first-of-type {
    margin-top: 1.5rem;
}
.sub_wrap .box span {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 1.3rem;
    border-bottom: 1px solid #ddd;
}
.sub_wrap .box img {
    width: 4rem;
    margin-right: 1rem;
}
.sub_wrap .box img.tiny {
    width: .5rem;
    margin-top: 1rem;
    margin-bottom: 1rem;
}
.sub_wrap .box h2 {
    font-size: 1.8rem;
    font-weight: bold;
    color: #414f68;
}
.sub_wrap .box h3 {
    font-size: 1.8rem;
    font-weight: bold;
    color: #6282f9;
    margin-bottom: .5rem;
}
.sub_wrap .box pre {
    font-size: 1.6rem;
    line-height: 1.4;
    color: #414f68;
    padding-bottom: 2rem;
}



/* list.php */
.list_wrap {}
.list_wrap .box {
    margin: 1.5rem;
    background-color: #fff;
    padding: 0 1.5rem;
    border-radius: .5rem;
    box-shadow: 2px 2px .7rem #dbe2f0;
}
.list_wrap .box h2 {
    padding: 1.5rem 4rem 1.5rem 0;
    font-size: 1.8rem;
    font-weight: bold;
    line-height: 1.2;
    background: url('../img/open.png') no-repeat calc(100% - .5rem) / 1.2rem;
    color: #29354f;
}
.list_wrap .box pre {
    font-size: 1.6rem;
    line-height: 1.4;
    padding: 1rem 0 1.5rem;
    border-top: 1px solid #ddd;
    display: none;
    color: #414f68;
}
.list_wrap .box.open h2 {
    background: url('../img/close.png') no-repeat calc(100% - .5rem) / 1.2rem;
}
.list_wrap .box.open pre {
    display: block;
}
.mamama {
    margin: 1.5rem;
}