@charset "UTF-8";

/** ===================================

基本

=================================== */

body {
    font-family: 'Noto Sans JP', sans-serif;
    font-weight: 400;
    background: url(../images/common_ptn_1.png) repeat top left;
    background-size: 9px;
}

a {
    transition: .3s;
}

ul {
    padding: 0;
    margin: 0;
}

li {
    list-style: none;
}





/** ===================================

ナビ

=================================== */
.l-navbar {
    /*background: #3c3c3c;*/
    color: #fff;
    background: url(../images/common_ptn_2.png) repeat top left;
    background-size: 9px;
}

.l-navbar .navbar-brand {
    color: #fff;
}

.l-navbar .navbar-brand:hover {
    color: #fff;
    opacity: .8;
}

.l-navbar .navbar-nav .nav-item .nav-link {
    color: rgba(255,255,255,.6);
    font-weight: normal;
}

.l-navbar .navbar-nav .nav-item .nav-link:hover {
    color: rgba(255,255,255,1);
}

.navbar-toggler .navbar-toggler-icon {
    background-image: url("data:image/svg+xml;charset=utf8,%3Csvg viewBox='0 0 32 32' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath stroke='rgba(255,255,255,1)' stroke-width='2' stroke-linecap='round' stroke-miterlimit='10' d='M4 8h24M4 16h24M4 24h24'/%3E%3C/svg%3E");
}

/** ===================================

ヘッダー

=================================== */
.l-header {
    /*background-image: url('../images/bg.jpg');*/
    /*background-repeat: no-repeat;*/
    /*background-size: cover;*/
    /*background-position: 0 0;*/
    /* Permalink - use to edit and share this gradient: https://colorzilla.com/gradient-editor/#1e5799+0,2989d8+69 */

    /*background: #1e5799; !* Old browsers *!*/
    /*background: -moz-linear-gradient(top,  #1e5799 0%, #2989d8 69%); !* FF3.6-15 *!*/
    /*background: -webkit-linear-gradient(top,  #1e5799 0%,#2989d8 69%); !* Chrome10-25,Safari5.1-6 *!*/
    /*background: linear-gradient(to bottom,  #1e5799 0%,#2989d8 69%); !* W3C, IE10+, FF16+, Chrome26+, Opera12+, Safari7+ *!*/
    /*filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#1e5799', endColorstr='#2989d8',GradientType=0 ); !* IE6-9 *!*/

    /* Permalink - use to edit and share this gradient: https://colorzilla.com/gradient-editor/#e8ce0d+0,f9ea27+69 */

    /* 黄色 */
    /*background: #e8ce0d; !* Old browsers *!*/
    /*background: -moz-linear-gradient(top,  #e8ce0d 0%, #f9ea27 69%); !* FF3.6-15 *!*/
    /*background: -webkit-linear-gradient(top,  #e8ce0d 0%,#f9ea27 69%); !* Chrome10-25,Safari5.1-6 *!*/
    /*background: linear-gradient(to bottom,  #e8ce0d 0%,#f9ea27 69%); !* W3C, IE10+, FF16+, Chrome26+, Opera12+, Safari7+ *!*/
    /*filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#e8ce0d', endColorstr='#f9ea27',GradientType=0 ); !* IE6-9 *!*/


    background-image: radial-gradient(farthest-corner at 100px 100px,#60a9b9 0,#286594 100%);
}

.l-header__container {
    width: 100%;
    /*color: #222;*/
    color: #fff;
    padding: 50px 50px;
    /*text-shadow:*/
    /*    #fff7b2 1px 1px 6px, #fff7b2 -1px 1px 6px,*/
    /*    #fff7b2 1px -1px 6px, #fff7b2 -1px -1px 6px;*/
}

.l-header__container_sub {
    width: 100%;
    /*color: #222;*/
    color: #fff;
    padding: 20px 20px;
    /*text-shadow:*/
    /*    #fff7b2 1px 1px 6px, #fff7b2 -1px 1px 6px,*/
    /*    #fff7b2 1px -1px 6px, #fff7b2 -1px -1px 6px;*/
}

.l-header__container_sub .page_title {
    font-size: 30px;
    /*font-weight: bold;*/
}

.l-header__container .catch {
    /*padding-left: 60px;*/
    font-size: 55px;
    font-weight: 900;
    line-height: 1.6;
    text-align: center;
    /*letter-spacing: .05em;*/
    margin-bottom: 50px;
}


.l-header__container .desc {
    font-size: 18px;
    line-height: 1.8;
    padding: 0 80px;
    text-align: center;
}

.l-header__container .desc .name {
    font-size: 0.8em;
}


@media screen and (max-width:900px) {
    .l-header__container .desc {
        padding: 0 10px;
    }
    .l-header__container .desc {
        font-size: 14px;
    }

}


@media screen and (max-width:600px) {
    .l-header__container {
        padding: 30px 0;
    }
    .l-header__container .catch {
        font-size: 40px;
    }

    .l-header__container_sub {
        padding: 20px 10px;
    }
    .l-header__container_sub .page_title {
        font-size: 20px;
        /*font-weight: bold;*/
    }

}





/** ===================================

メイン

=================================== */



.l-main {
    min-height: calc(100vh - 435px);
}




/** ===================================

フッタ

=================================== */
.l-footer {
    color: #FFF;
    margin-top: 80px;
    padding: 40px 0 0 0;
    background: #3d3d3d;
    font-size: 0.8em;
}

.l-footer .copy {
    color: #FFF;
    background: #232323;
    padding: 10px 0;
    margin-bottom: 0;
}



/** ===================================

エラー

=================================== */
ul.error_messages {
    margin: 10px 0;
    padding: 0;
    list-style: none;
}

ul.error_messages li {
    display:block;
    box-sizing: border-box;
    position: relative;
    padding: .75rem 1.25rem;
    margin-bottom: 1rem;
    border: 1px solid #f5c6cb;
    border-radius: .25rem;
    color: #721c24;
    font-weight: bold;
    background-color: #f8d7da;
}


/** ===================================

パンくず

=================================== */
.breadcrumb {
    padding: .25rem 1rem;
    background-color: #f8f8f8;
}


/** ===================================

調整

=================================== */


.topic-box {
    min-height: 30vh;
}



.bg-own {
    background-color: #3d3d3d!important
}

a {
    color: #3773d6;
}

.font-catch {
    font-family: 'Oswald', sans-serif;
}

.font-color-catch {
    color: #e4be09;
}



.lecture-held {
    display: flex;
    flex-direction: column;
    padding: 20px;
    border: 1px solid #ddd;
}

.lecture-held-btn {
    order: 2;
    width: 40%;
    margin: 0 auto;
}

.lecture-held-con {
    order: 1;
    margin: 0 0 20px;
}