body {
    margin: 0;
    padding: 1em 2em;
    background: #FFFFFF;
}

table {
    font-size: 15px;
    font-family: Arial, sans-serif;
    border: 0;
    border-spacing: 0;
    border-collapse: collapse;
    width: 100%;
}

a {
    color: #04b;
    text-decoration: none;
}

p {
    margin: 0;
}

.footer-block {
    margin: 0 0 1em 0;
}

.letter {
    font-family: Arial, sans-serif;
    font-size: 15px;
    width: 90%;
    max-width: 600px;
}

.logo {
    padding-bottom: 1em
}

.center {
    text-align: center;
}

.left {
    text-align: left;
}

.right {
    text-align: right;
}