body {
    font-family: "Noto Sans JP", sans-serif;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    min-height: 100vh;
}

.TOP {
    width: 100%;
    min-height: 100vh;
    background-color: var(--01-main-background);
    display: flex;
    flex-direction: column;
}

.TOP .sp-nav {
    display: none;
}

.mainContainer {
    display: flex;
    align-items: flex-start;
    position: relative;
    align-self: stretch;
    width: 100%;
    flex: 1;
    margin: 60px 0;
    justify-content: center;
}