.a {
    font-family: "open sans", sans-serif;
    font-size: 20px;
    font-weight: 300;
    line-height: 30px;
    font-style: italic;
}

.b {
    text-decoration: line-through 2px;
}

.c {
    text-align: center;
    text-transform: uppercase;
}

.d {
    text-decoration: overline wavy;
    word-spacing: 30px;
    text-shadow: 1px 1px 1px #771db4;
}

.f {
    letter-spacing: 5px;
    text-decoration: double underline;
}