html {
    font-family:sans-serif;
    -webkit-text-size-adjust: 100%;
    font-size: 62.5%;
    margin:0;
    padding:0;
}

body {
    line-height:1.8;
    width:100%;
    text-align: center;
    margin:0;
    padding:0;
}

.content {
    min-height: calc(100vh - 150px);
    max-width: 960px;
    margin: 0 auto;
    text-align: left;
}

.pc { display: block !important; }
.sp { display: none !important; }
@media only screen and (max-width: 640px) {
    .pc { display: none !important; }
    .sp { display: block !important; }
}

.top_section {
    padding: 15px 0px 0px 0px;
    font-size: 16px;
}

.top_section_title {
    padding: 15px 15px 15px 15px;
    display: block;
}

.section {
    padding: 15px 15px 0 15px;
}

.section_form {
    padding: 15px 15px 0 15px;
}

.section_header {
    width: 100%;
    float: right;
    display:inline-block;
    font-size: 16px;
    border-radius: 2px;
    text-align:center;
    color: #ff6000;
    background: #ffffc4;
    border: 1px solid #ff6000;
}

.section_description {
    padding: 10px 0 0 10px;
    display: block;
    font-size: 14px;
}

.section_description_yellow {
    float: center;
    display:inline-block;
    padding: 10px;
    font-size: 14px;
    border-radius: 6px;
    color: #333333;
    background: #fffff0;
    border: 1px solid #ffff00;
}

.section_detail {
    padding: 10px 0 0 10px;
    display: block;
    font-size: 12px;
}

.section_zoom_header {
    width: 100%;
    padding-top: 5px;
    padding-bottom: 5px;
    float: right;
    display:inline-block;
    font-size: 16px;
    border-radius: 2px;
    text-align:center;
    background: #daece0;
    border: 1px solid #d2ece0;
    border-radius: 8px;
}

.section_zoom_topic_header {
    width: 100%;
    float: right;
    display:inline-block;
    font-size: 14px;
    border-radius: 2px;
    text-align:center;
    color: #348ffb;
    background: #f2f2f7;
    border: 1px solid #f2f2f7;
    border-radius: 8px;
}

.section_smartphone_screen_shot {
    display: inline-block;
    padding: 10px;
    border: 1px solid #f2f2f7;
    border-radius: 8px;
}

.separator {
    width: 100%;
    height: 1px;
    background-color: #ddd;
    float: center;
}

input, textarea {
    font-family : inherit;
    font-size   : 100%;
    border: 1px solid #e0e0e0;
    border-radius: 0.2em;
    width: inherit;
    line-height: 1.4
}

select {
    font-family : inherit;
    font-size   : 100%;
    border: 1px solid #e0e0e0;
    border-radius: 0.2em;
    width: inherit;
    height: 25px;
}

.form_item {
    font-size: 14px;
    padding: 15px 15px 0 15px;
}

.form_item_title {
    display: block;
    font-weight: bold;
}

.form_item_title_required {
    float: center;
    padding: 0px 3px;
    display:inline-block;
    font-size: 12px;
    border-radius: 4px;
    color: #ffffff;
    background: #d80000;
}

.form_item_input {
    width: 90%;
}

.form_item_select {
    width: 90%;
}

.apply {
    padding: 20px 15px 30px 15px;
}

.button_back {
    width: 27%;
    float: left;
    display:inline-block;
    padding: 10px;
    font-size: 16px;
    border-radius:6px;
    text-align:center;
    font-weight: bold;
}

.button_apply_send_mail {
    width: 70%;
    float: right;
    display:inline-block;
    padding: 10px;
    font-size: 16px;
    border-radius:6px;
    text-align:center;
    font-weight: bold;
    color: #FFFFFF;
    background: #ff8000;
    border-color: #ff8000;
}

.button_apply {
    width: 100%;
    float: right;
    display:inline-block;
    padding: 10px 10px 10px 10px;
    font-size: 16px;
    border-radius:6px;
    text-align:center;
    font-weight: bold;
    color: #FFFFFF;
    background: #ff8000;
    border-color: #ff8000;
}