div {
    margin: 100px 300px;
    text-align: center;
    font-family: tahoma;
    line-height: 30px;
}

p {
   font-size: 20px;
}

img {
    width: 190px;
}

a {
    text-decoration: none;
    background-color: #49b970;
    color: white;
    border-radius: 30px;
    padding: 5px 25px;
}

span {
    font-weight: bold;
}