.block1 {
    font-family: 'open sans', 'arial', sans-serif;
    font-weight: 300px;
    font-size: 20px;
    line-height: 30px;
    font-style: italic;
}

.block2 {
    text-decoration: line-through;
}

.block3 {
    text-align: center;
    text-transform: uppercase;
    text-indent: 15px;
}

.block4 {
    word-spacing: 30px;
    text-decoration: overline;
    text-decoration-style: wavy;
    text-shadow: 1px 1px 2px rgb(103, 37, 125);
}

.block5 {
    letter-spacing: 5px;
    text-decoration: underline;
    text-decoration-style: double;
}