h1 {
    color: green;
    font-size: 250%;
}

div {
    max-width: 640px;
    margin-right: auto;
    margin-left: auto;
}

h1,
h2,
li,
footer {
    text-align: center;
    font-family: 'Josefin Slab', serif;
}

li {
    list-style: none;
    width: 33%;
    float: left;
}

ul::after {
    content: "";
    display: block;
    clear: both;
}

ul {
    padding: 0;
}

table {
    width: 100%;
}

th {
    text-align: left;
}

.price {
    text-align: right;
}

li a {
    color: #000;
}

li a:hover {
    text-decoration: none;
}

header {
    border-top: solid 10px #c2e08f;
}

h2 {
    background-image: url(image/bg_h2.png);
    background-repeat: no-repeat;
    background-position: center bottom;
    background-size: 220px 28px;
}

section {
    box-shadow: 0 0 10px 0 #ccc;
    margin-top: 40px;
    padding: 10px 20px;
}

th img {
    border-radius: 6px;
}

img {
    max-width: 100%;
}

iframe {
    max-width: 100%;
}

@media(max-width:640px) {
    li {
        width: auto;
        float: none;
    }
    li a {
        padding: 1em;
        margin-bottom: 0.5em;
        display: block;
        background-color: #c2e08f;
        border-radius: 6px;
        text-decoration: none;
    }
}