body, h1, h2, a, img {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: #333;
    background-color: #f4f4f9;
    line-height: 1.6;
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

img {
    width: 20vw;
    min-width: 100px;
    max-width: 250px;
    margin-bottom: 20px;
}

h1 {
    background-color: #0077cc;
    color: #ffffff;
    padding: 15px 20px;
    text-align: center;
    width: 100%;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

h2 {
    background-color: #0275d8;
    color: white;
    padding: 10px 20px;
    margin: 10px 0;
    border-radius: 5px;
    transition: background-color 0.3s;
    text-align: center;
    width: 100%;
}

a {
    text-decoration: none;
    display: block;
}

a:hover h2 {
    background-color: #025aa5;
}


@media (max-width: 1000px) {
    h1, h2 {
        padding: 10px 15px;
    }
    img {
        width: 30vw;
    }
}