@charset "UTF-8";
html{
    font-size: 10px;
}

a{color: rgb(225, 64, 112);}
a:hover{color: #dd9ec9;}
p{margin-top: 2rem;}

body{
    font-size: 1.5rem;
    line-height: 1.7;
    color: #121a56;
    font-family:"ヒラギノ丸ゴ Pro W4","ヒラギノ丸ゴ Pro","Hiragino Maru Gothic Pro","ヒラギノ角ゴ Pro W3","Hiragino Kaku Gothic Pro","HG丸ｺﾞｼｯｸM-PRO","HGMaruGothicMPRO";
    background-color: rgba(214, 234, 249, 1);
    background-image: repeating-linear-gradient(-45deg, transparent, transparent 7px, rgba(194, 226, 246, 1) 7px, rgba(194, 226, 246, 1) 21px );
    word-break: break-all;
}

header {
    margin-top: 2rem;
}
header h1{
    color: #2a2a2a;
    font-weight: bold;
    text-align: center;
}

h2{border-bottom: 4px solid #ffdd1c;
margin-bottom: 2rem;}

h3 {
    padding: 1rem 2rem;
    border-left: 5px solid #fa167d;
    background: #f4f4f4;
    margin-top: 5rem;
    margin-bottom: 1rem;
  }
article,.container{
    background: #fff;
    max-width: 1000px;
    margin: 2rem auto;
    padding: 3rem;
    border-radius: 1rem;
    box-shadow: #9b9b9b 2px 2px 2px;
}

ul li{list-style: none;
margin-top: 0.5rem;}

.youtube {
  position: relative;
  padding-top: 56.25%; /* 16:9 比率 */
}

.youtube iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}


footer{
    background-color: #2a2a2a;
    text-align: center;
    padding: 2rem;
    color: #fff;
}


@media (max-width: 800px) {

    article,.container{
        word-break: break-all;
        width: 96%;
    }
}