body {
    font-family: sans-serif;
    text-align: center;
    background-color: #eeeeee;
}

.inline-form {
    display: inline;
}

.inline-form button {
    border: 0;
    background-color: #c6c8ca;
    border-radius: 1em;
    font-size: x-small;
    padding: 0.3em;
}

.inline-form button:hover {
    background-color: red;
    color: white;
    cursor: pointer;
}