@charset "utf-8";

* {
    box-sizing: border-box;
}

body {
    font-family: "Hiragino Sans", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
    font-size: 18px;
    line-height: 1.7;
    color: #140a04;
}

a {
    color: inherit;
    text-decoration: none;
}

.wrapper {
    max-width: 960px;
    width: 100%;
    margin-right: auto;
    margin-left: auto;
}

.common_content_area {
    width: 95%;
    margin-left: auto;
    margin-right: auto;
}

.header_nav {
    margin-top: 15px;
    margin-bottom: 15px;
    margin-left: 5%;
}

.header_nav a {
    padding: 10px 0;
    transition: 0.3s;
}

.header_nav a:hover {
    border-bottom: 2px solid #05b084;
    color: #05b084;
}

.text_description {
    text-align: center;
    margin-top: 40px;
    margin-bottom: 40px;
}

.frame_contest {
    border: solid 3px #05b084;
    width: 95%;
    padding-top: 80px;
    padding-bottom: 80px;
    margin-left: auto;
    margin-right: auto;
}

.content_title_contest {
    text-align: center;
    font-size: 36px;
    font-weight: 700;
    color: #AE8B68;
    border-bottom: solid 7px #4887E4;
    width: 70%;
    margin-left: auto;
    margin-right: auto;
}

.content_title_contest_not_held{
    text-align: center;
    font-size: 32px;
    font-weight: 700;
    color: #AE8B68;
    border-bottom: solid 7px #4887E4;
    width: 70%;
    margin-left: auto;
    margin-right: auto;
}

.contest_deadline {
    font-size: 28px;
    font-weight: 600;
    margin-top: 40px;
    margin-bottom: 50px;
    text-align: center;
}

.frame_contest_not_held{
    border: solid 3px #05b084;
    width: 95%;
    padding-top: 80px;
    padding-bottom: 80px;
    margin-left: auto;
    margin-right: auto;
}

.content_sentence_contest {
    font-size: 30px;
    font-weight: 600;
    text-align: center;
}

.content_sentence_contest_not_held{
    font-size: 24px;
    font-weight: 600;
    margin-top: 30px;
    text-align: center;
}

.sign_up_link_button {
    text-align: center;
    margin-top: 60px;
    margin-bottom: 60px;
}

.sign_up_link {
    border: 1px solid #05b084;
    border-radius: 10px;
    background-color: #05b084;
    color: #fff;
    font-size: 24px;
    font-weight: 600;
    line-height: 1.4;
    padding: 10px 15px;
    transition: 0.3s;
}

.sign_up_link:hover {
    background-color: #3c8775;
}

.description_prize {
    width: 65%;
    display: flex;
    align-items: end;
    margin-left: auto;
    margin-right: auto;
    margin-top: 30px;
}

.description_prize img {
    width: 10%;
    transform: rotate(-10deg);
}

.prize_container {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}

.description_prize_gold {
    border-bottom: solid 4px #E6B422;
    font-size: 23px;
}

.prize_gold {
    color: #E6B422;
    font-weight: 600;
}

.description_prize_silver {
    border-bottom: solid 4px #C9CACA;
    font-size: 20px;
}

.prize_silver {
    color: #C9CACA;
    font-weight: 600;
}

.description_prize_bronze {
    border-bottom: solid 4px #B87333;
    font-size: 20px;
}

.prize_bronze {
    color: #B87333;
    font-weight: 600;
}

.description_prize_special {
    border-bottom: solid 4px #FD4D8C;
    font-size: 20px;
}

.prize_special {
    color: #FD4D8C;
    font-weight: 600;
}

.title_gallery {
    font-size: 40px;
    font-weight: 700;
    color: #AE8B68;
    text-align: center;
    margin-top: 60px;
    margin-bottom: 40px;
}

.text_gallery {
    text-align: center;
    font-size: 20px;
}

.text_gallery a {
    padding: 10px 0;
    transition: 0.3s;
}

.text_gallery a:hover {
    border-bottom: 2px solid #05b084;
    color: #05b084;
}

.image_example {
    display: flex;
    justify-content: space-between;
}

.image_example_container {
    width: 19%;
}

.example_image {
    width: 100%;
    height: 60%;
    object-fit: contain;
}

.image_example_container p {
    text-align: center;
}

.footer_copyright {
    width: 100%;
    text-align: center;
    background-color: #f5efe9;
    margin-top: 80px;
}

@media screen and (max-width: 500px) {

    body {
        font-size: 15px;
    }

    .header_nav {
        margin-left: 0%;
        text-align: center;
    }

    .header_nav a {
        font-size: 14px;
    }

    .text_description{
        width: 95%;
        margin-right: auto;
        margin-left: auto;
    }

    .content_title_contest {
        font-size: 24px;
        width: 90%;
    }

    .content_title_contest_not_held{
        font-size: 22px;
        width: 90%;
    }

    .contest_deadline {
        font-size: 20px;
    }

    .content_sentence_contest{
        font-size: 18px;
    }

    .content_sentence_contest_not_held{
        font-size: 18px;
    }

    .description_prize {
        width: 80%;
    }

    .description_prize_gold {
        font-size: 19px;
    }

    .description_prize_silver {
        font-size: 17px;
    }

    .description_prize_bronze {
        font-size: 17px;
    }

    .description_prize_special {
        font-size: 17px;
    }

    .title_gallery {
        font-size: 26px;
    }

    .image_example {
        display: block;
    }

    .image_example_container {
        width: 30%;
        height: 30%;
        margin-left: auto;
        margin-right: auto;
        margin-bottom: 30px;
    }

    .example_image{
        object-fit: contain;
        height: 40%;
    }

    .example_image_responsive{
        height: 30%;
    }

    .footer_copyright {
        font-size: 12px;
    }
}