@charset "utf-8";
* {
    margin: 0;
    padding: 0;
    text-decoration: none;
    /* list-style-type:upper-roman;*/
    box-sizing: border-box;
}
img {
    width: 100%;
    vertical-align: bottom;
}
html {
    scroll-behavior: smooth;
}
/* header */
h1 {
    padding: 0.5em; /*文字周りの余白*/
    color: #010101; /*文字色*/
    background: lightskyblue; /*背景色*/
    border-bottom: solid 3px lightseagreen; /*下線*/
    text-align: center;
    font-family: serif;
}
/* main */
body{
    background-color: lightcyan;
}
ol {
    font-size: 18px;
    padding: 20px;
    width: fit-content;
    margin: 20px auto;
    font-family: serif;
    font-weight: bold;
}
ol li a {
    color: black;
}
/* footer */