/* #PC ========================================================================================================== */
#star h1{
    text-align: center;
    font-size: 1.5em;
    line-height: 1.5em;
    margin-bottom: 30px;
}
#star h2{
    line-height: 2em;
    text-align: center;
    margin-bottom: 60px;
}
#b_star{
    position: relative;
    background: linear-gradient(rgba(255, 255, 255, 1), rgba(255, 255, 255, 0)),url(../imgs/b_star_bg.jpg);
    /*background-size: cover;
    background-image: url("../imgs/b_star_bg.jpg");*/
    background-size: cover;
    background-position: center;
    text-align: center;
    margin-bottom: 60px;
}
#b_star img{
    margin: auto;
    width: 800px;
    max-width: 90%;
}
#thingsto{
    text-align: center;
}
#thingsto h3{
    line-height: 1.1em;
    margin-bottom: 10px;
}
.star_area{
    margin: 60px auto;
    border-top: 1px solid #ccc;
}
.star_box_border{
    border-bottom: 1px solid #ccc;
}
.star_box_parent{
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    width: 1000px;
    max-width: 100%;
    margin: auto;
    position: relative;
    border-right: 1px solid #ccc;
}
.star_box{
    border-left: 1px solid #ccc;
    width: calc( 25% - 1px );
}
#instructor_title{
    position: relative;
    background-size: cover;
    background-image: url("../imgs/instructor_bg.jpg");
    background-size: cover;
    background-position: center;
    text-align: center;
    padding: 50px 0;
    margin: 400px auto 60px;
}
#instructor_title #instructor_ph1{
    position: absolute;
    top: -300px;
    right: 0;
    width: 750px;
    max-width: 70%;
}
#comments h3,
#instructor_title h3{
    line-height: 1.1em;
    margin: 10px auto;
}
#instructor_title h4{
    font-size: 1em;
}
#instructors{
    margin: 120px auto;
}
#comments{
    text-align: center;
    margin: 80px auto;
}
#comment_imgs{
    margin: 60px auto;
}
#links{
    margin: 60px auto 100px;
    text-align: center;
}
#links img{
    width: 450px;
    max-width: 90%;
}
#news_area{
    text-align: center;
}
#news_area h3{
    line-height: 1.1em;
    margin: 10px auto 5px;
}
#news_area a{
    position: relative;
    color: #000;
    padding-left: 25px;
}
#news_area a:before {
    content: "";
    width: 15px;
    height: 1px;
    background: #29ABE2;
    position: absolute;
    left: 0px;
    top: 12px;
}
.news_box_parent{
    padding: 15px;
    box-sizing: border-box;
}
.news_box_parent .news_box {
    background-position: top center;
    background-size: cover;
    background-repeat: no-repeat;
    width: 100%;
    aspect-ratio: 4 / 3;
    margin: 5px auto;
    position: relative;
}
.news_box_parent p{
    line-height: 1.5em;
    color: #4b4b4b;
}
.news_box_parent p.date{
    color: #29ABE2;
    margin-bottom: 5px;
}

.news_box_parent p.date span{
    display: inline-block;
    border: 1px solid #29ABE2;
    padding: 0 3px;
    line-height: 1.4em;
    font-size: 0.8em;
    margin-left: 3px;
}

#activity_report{
    overflow: hidden;
    margin: 25px auto 120px;
}
/* #スマートフォン ========================================================================================================== */
@media only screen and (max-width: 750px) {

.line1{
    top: 0;
}
.star_box_border{
    border: 0;
}
.star_box_parent{
    border: 0;
}
.star_box{
    border-left: 1px solid #ccc;
    border-bottom: 1px solid #ccc;
    width: calc( 50% - 1px );
}
#instructor_title #instructor_ph1{
    top: -330px;
    width: 100%;
    max-width: 100%;
}
#instructor_area{
    width: 95%;
    margin-left: auto;
    margin-right: auto;
}
#links img{
    width: 85%;
}
}/* @media only screen and (max-width: 750px) */