@charset "utf-8";
body {
    background-image: url(../images/bg.png);
    font-size: 20px;
    font-family: 'arial','Hiragino Sans','Meiryo',sans-serif;
    color: rgb(30, 30, 30);
}
.container {
    display: grid;
    gap: 30px;
}

/* ----------HEADER---------- */
h1 {
    text-align: center;
    margin-bottom: -20px;
}
nav ul {
    display: flex;
    justify-content: center;
    border-top: 2px solid #7c5d48;
    border-bottom: 2px solid #7c5d48;
    background-color: rgba(255,255,255,0.42);
    padding: 12px 0px 10px;
}
nav ul li {
    margin: 0 20px;
    font-size: 20px;
    font-weight: bold;
    color: #7c5d48;   
}
nav ul li :hover {
    text-decoration: underline solid #7c5d48 3px;
}

/* ----------TOPIX---------- */
.topix {
    font-size: 33px;
    margin-top: 30px;
    margin-bottom: 16px;
}
.message {
    margin-top: 70px;
    font-size: 30px;
    text-align: center;
}
main {
    width:720px;
    margin: 0 auto;
    padding-left: 30px;
    padding-right: 30px;
}

/* ----------ARTICLE---------- */
article h2 {
    font-size: 36px;
    margin-bottom: 10px;
}
article h3 {
    border-bottom: 2px solid #6ab547;
    margin-bottom: 4px;
    font-size: 18px;
    font-weight: 600;
    padding: 20px 10px 2px 5px;
    color: #6ab547;
}
article h4 {
    font-size: 26px;
    margin-top: 10px;
    margin-bottom: 5px;
}

/* ----------FOOTER---------- */
footer {
    width: 100%;
    text-align: center;
    padding: 20px 0;
    color:#7c5d48;
}