@charset "itf-8";
body {
    font-family: Verdana, Geneva, Tahoma, sans-serif;
    line-height: 2;
    color: #1e1210;
}

.container {
    max-width: 980px;
    width: 90%;
    margin: auto;
}

img {
    width: 100%;
}

p {
    font-size: 16px;
}

a {
    text-decoration: none;
    color: #082B48;
}

a:hover {
    opacity: 0.7;
    cursor: pointer;
}

.section-title {
    font-weight: bold;
    border-bottom: solid 5px #eb5a09;
    position: relative;
    margin-bottom: 30px;
    font-weight: bold;
    font-size: 34px;
}

.section-title:after {
    position: absolute;
    content: "";
    display: block;
    border-bottom: solid 5px #567947;
    bottom: -5px;
    width: 30%;
}

.clear::after {
    content: "";
    clear: both;
    display: block;
}

section {
    padding: 50px 0;
}


/*=============== ボタン ================*/

html {
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    font-size: 62.5%;
}

.btn {
    font-size: 1.6rem;
    font-weight: 700;
    line-height: 1.5;
    position: relative;
    display: inline-block;
    padding: 1rem 4rem;
    cursor: pointer;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    -webkit-transition: all 0.3s;
    transition: all 0.3s;
    text-align: center;
    vertical-align: middle;
    text-decoration: none;
    letter-spacing: 0.1em;
    color: #212529;
    border-radius: 0.5rem;
}

.btn {
    padding: calc(1.5rem - 12px) 3rem 1.5rem;
    background: #fff;
    border-radius: 0;
    background: #90ee90;
}

.btn:before {
    position: absolute;
    top: -6px;
    left: -6px;
    width: 100%;
    height: 100%;
    content: "";
    -webkit-transition: all 0.3s ease;
    transition: all 0.3s ease;
    border: 3px solid #000;
    border-radius: 0.5rem;
    border-radius: 0;
}

.btn:hover {
    padding: calc(1.5rem - 6px) 3rem;
}

.btn:hover:before {
    top: 0;
    left: 0;
}


/*=============== header ================*/

header {
    width: 100%;
    background-color: #567947;
    height: 80px;
    position: fixed;
    z-index: 100;
}

.header-logo {
    width: 80px;
    display: inline-block;
}

.header-nav {
    float: right;
    margin-right: 20px;
}

.header-nav-item {
    display: inline-block;
    line-height: 80px;
    margin: 0 5px;
}

.header-nav-item a {
    color: white;
    font-size: 17px;
    text-transform: uppercase;
    padding: 7px 13px;
    border-radius: 3px;
}

.header-nav-item a.active,
.header-nav-item a:hover {
    transition: .5s;
    background: #000;
}

.check-btn {
    font-size: 30px;
    color: white;
    float: right;
    line-height: 80px;
    margin-right: 40px;
    cursor: pointer;
    display: none;
}

#check {
    display: none;
}

@media (max-width: 952px) {
    .header-nav-item a {
        font-size: 16px;
    }
}

@media (max-width: 767px) {
    .check-btn {
        display: block;
    }
    .header-nav {
        position: fixed;
        width: 100%;
        height: 100vh;
        background: #9acd32;
        top: 80px;
        left: -100%;
        text-align: center;
        transition: all .5s;
    }
    .header-nav-item {
        display: block;
        margin: 50px 0;
        line-height: 30px;
    }
    .header-nav-item a {
        font-size: 20px;
    }
    .header-nav-item a:hover,
    .header-nav-item a.active {
        background: none;
        color: #0082e6;
    }
    #check:checked~ul {
        left: 0;
    }
}


/*================= top ================*/

.top-video {
    width: 100%;
    margin-bottom: 30px;
    margin-top: 40px;
}


/*================= about ================*/

.about-left {
    width: 40%;
    float: left;
}

.about-name {
    font-weight: bold;
    font-size: 20px;
    text-align: center;
}

.about-left img {
    border-radius: 50%;
}

.about-right {
    width: 50%;
    float: right;
}


/*================= news ================*/

.news-content {
    margin: 3px 0;
    text-align: center;
    border-bottom: 1.5px solid #000;
}

.pamphlet {
    text-align: center;
    margin-bottom: 30px;
}


/*================= work ================*/

.work-items {
    display: flex;
}

.work-item {
    width: 33%;
}


/*================= info ================*/

.info-left {
    width: 50%;
    float: left;
}

.info-right {
    width: 50%;
    float: right;
}

.info-title {
    font-weight: bold;
    font-size: 24px;
    margin-bottom: 5px;
}

.add-title {
    font-weight: bold;
    font-size: 21px;
    margin-bottom: 5px;
}

h4 {
    font-size: 21px;
    font-weight: bold;
    margin: 5px 0;
}

iframe {
    width: 100%;
    text-align: center;
    height: 400px;
}


/*================= footer ================*/

.footer-title {
    font-weight: bold;
    font-size: 36px;
    display: inline-block;
}

.footer-top {
    text-align: center;
    background-color: #567947;
}

.footer-top img {
    width: 36px;
    transform: translateY(5px);
}

.footer-top-center {
    margin: auto;
}

.footer-bottom {
    background-color: #567947;
    color: #fff;
    padding-bottom: 10px;
}

.footer-nav-item {
    float: left;
    width: 33%;
    font-size: 14px;
    text-align: center;
}

.footer-nav-item a {
    color: #000;
}

.copyright {
    text-align: center;
    font-size: 10px;
}


/*================= スマホ ================*/

@media (max-width:767px) {
    section {
        padding: 10px 0;
    }
    .top-video {
        margin-top: 100px;
    }
    .clear {
        content: none;
    }
    .info-left,
    .info-right {
        float: none;
        width: 100%;
    }
    .footer-title {
        font-size: 24px;
    }
    .footer-top img {
        width: 30px;
    }
    .footer-nav-item {
        font-size: 10px;
    }
}

@media (max-width:415px) {
    .about-left {
        float: none;
        width: 70%;
        margin: auto;
    }
    .about-name {
        font-size: 16px;
    }
    .about-right {
        float: none;
        width: 100%;
    }
}