.tool-button {
    display:inline-block;
    text-align: center;
    width: 320px;
    margin: 10px;
}

.tool-button a {
    color: inherit;
    text-decoration: none;
}

.tool-button img {
    height: 300px;
    width: 300px;
}

.tool-button h1 {
    padding: 0;
    margin: 0;
}