@charset "UTF-8";

html {
    font-size: 100%; 
}

body {
    color: #24292E;
}

a {
    text-decoration: none;
}

img {
    max-width: 100%;
}

.wrapper {
    max-width: 960px;
    padding: 0 4%;
    margin: 0 auto 130px auto;
    font-size: 0.9rem; 
}

.site_title {
    line-height: 1px;
}

.site_title a {
    display: block;
}

.section_title {
    text-align: center;
    font-size: 1.5rem; 
    margin-bottom: 65px;
}

/*ヘッダー*/
#header {
    max-width: 960px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 270px;
    margin: 0 auto;
    padding: 0 4%;
}

#header ul {
    display: flex;
    padding: 10px 0;
}

#header li {
    font-size: 0.9rem; 
    margin-left: 30px;
}

#header li a {
    color: #24292E;
}

#header li a:hover {
    opacity: 0.7;
}

#header li img.icon {
    width: 20px;

}

/*メインビジュアル*/
#main_visual {
    margin-bottom: 80px;
}

#main_visual img {
    width: 100%;
    max-width: 1920px;
    height: 420px;
    object-fit: cover;
}

/*About*/
#about ul {
    margin-bottom: 30px;
    padding-left: 0;
}

#about li:first-child {
    margin-bottom: 30px;
}

#about p {
    text-align: justify;
}

/*Works*/
#works ul {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    margin-bottom: 50px;
}

#works li {
    width: 31%;
    margin-bottom: 23px;
}

/*News*/
#news dl {
    display: flex;
    flex-wrap: wrap;
    border-top: 1px solid #C8C8C8;
    margin-bottom: 20px;
}

#news dt {
    width: 20%;
    border-bottom: 1px solid #C8C8C8;
    padding: 15px;
}

#news dd {
    width: 80%;
    border-bottom: 1px solid #C8C8C8;
    padding: 15px;
}

/*Contact*/
#contact dl {
    display: flex;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

#contact dt {
    width: 15%;
}

#contact dd {
    width: 85%;
    margin-bottom: 10px;
}

#contact dd input,
#contact dd textarea {
    width: 100%;
    border: 1px solid #C8C8C8;
    padding: 10px;
}

#contact dd textarea {
    height: 10rem;
}

#contact .button {
    text-align: center;
}

#contact .button input {
    width: 200px;
    background-color: #24292E;
    color: #FFF;
    padding: 15px 0;
    border: 1px solid #24292E;
}

#contact .button input:hover {
    background: #FFF;
    color: #24292E;
}

/*フッター*/
#footer {
    text-align: center;
    color: #FFF;
    background-color: #24292E;
    font-size: 0.5rem; 
    padding: 10px 20px;
}

/*レスポンシブ*/
@media screen and (max-width:600px) {
    .wrapper {
        margin-bottom: 70px;
    }

    .site_title {
        margin-top: 20px;
    }

    .section_title {
        margin-bottom: 40px;
    }

    #header {
        max-width: 100%;
        height: auto;
        flex-direction: column;
    }

    #header li {
        font-size: 0.8rem; 
        margin-left: 20px;
    }

    #header li:first-child {
        margin-left: 0;
    }

    #works ul {
        flex-direction: column;
        padding: 0;
    }

    #works li {
        width: 100%;
    }

    #news dl {
        flex-direction: column;
    }

    #news dt {
        width: 100%;
        border-bottom: none;
        padding-bottom: 0;
    }

    #news dd {
        width: 100%;
        padding-top: 0;
    }

    #contact dl {
        flex-direction: column;
    }

    #contact dt {
        width: 100%;
    }

    #contact dd {
        width: 100%;
    }
}