body {
    margin: 0;
    overflow-x: hidden;
    font-family: "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
}

.hero {
    background-image: url('hero.jpg');
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    width: 100%;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: rgba(0, 0, 0, 0.3);
    background-blend-mode: overlay;
}

.hero-logo {
    max-width: 280px;
    height: auto;
    cursor: pointer;
    transition: opacity 0.3s ease;
}

.hero-logo:hover {
    opacity: 0.6;
}

.hero-content a {
    outline: none;
    text-decoration: none;
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}