*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
._ttl{
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    height: 100vh;
}
h2{
    color: #fff;
    background-color: orange;
    padding: 15px;
}
h4{
    text-align: center;
    font-size: 45px;
    color: orange;
}
h3{
    font-size: 35px;
    color: #111;
    text-align: center;
}