* {
    box-sizing: border-box;
}

html, body {
    padding: 0;
    margin: 0;
}

body {
    font-family: 'Roboto', sans-serif;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background-color: #f5f5f5;
}

.heading {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    max-width: 500px;
}

.heading p {
    font-size: 1rem;
    font-weight: 300;
    color: #757575;
}

.instructions {
    font-size: 0.9rem;
    max-width: 500px;
    font-weight: 300;
    border: 1px solid #bdbdbd;
    padding: 1rem;
    border-radius: 16px;
    background-color: #e3f3e4;
    margin-bottom: 3rem;
}

#add-choice {
    width: 300px;
    padding: 0.5rem 1rem;
}

input[type="submit"] {
    border: none;
    border-radius: 4px;
    padding: 0.6rem 1rem;
    font-weight: 300;
    background-color: #4caf50;
    color: #fff;
    cursor: pointer;
    margin-bottom: 1rem;
}

input[type="submit"]:hover {
    background-color: #43a047;
}

button {
    border: none;
    border-radius: 4px;
    padding: 0.5rem 1rem;
    font-size: 1rem;
    font-weight: 300;
    background-color: #4caf50;
    color: #fff;
    cursor: pointer;
    margin-bottom: 1rem;
}

button:hover {
    background-color: #43a047;
}

.muted {
    color: #757575;
    font-size: 0.8rem;
    font-weight: 300;
}