html {
    font-size: 62.5%;
    background: #fff;
    min-height: 100%;
    margin: 0;
    display: flex;
    flex-direction: column;
}

body {
    width: 100%;
    max-width: 390px;
    margin: 0 auto;
    font-size: 62.5%;
    font-family: "Noto Sans JP", sans-serif;
    color: #333333;
    flex: 1;
    background-color: #fff;
    display: flex;
    flex-direction: column;
}

.sp-only {
    display: block;
}

.pc-only {
    display: none;
}

.container {
    margin: 0 16px;
}

.mb-0 {
    margin-bottom: 0;
}

a,
button {
    -webkit-transition: 0.3s;
    transition: 0.3s;
}

a:hover,
button:hover {
    cursor: pointer;
}

a {
    color: inherit;
    text-decoration: none;
}

p{
    font-size: 1.6rem;
}

/* Make images easier to work with */
img,
picture {
    display: block;
    max-width: 100%;
}

.container {
    margin: 0px auto;
    padding: 60px 32px;
}

.mb-40{
    margin-bottom: 40px;
}

.mb-20{
    margin-bottom: 20px;
}

.mb-12{
    margin-bottom: 12px;
}
@media screen and (min-width: 767px) {
    .sp-only {
        display: none;
    }

    .pc-only {
        display: block;
    }
}