.classic-paper {
    font-family: 'Courier New', Courier, monospace;
    line-height: 1.6;
    background-color: #fef9e7;
    background-image: 
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 29px,
            #e8dcc8 29px,
            #e8dcc8 30px
        );
    color: #2c1810;
    padding: 40px 60px;
    border: 1px solid #d4c5a3;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    min-height: 400px;
    position: relative;
}

.classic-paper .stamp {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 60px;
    height: 75px;
    background: linear-gradient(135deg, #c9302c 0%, #8b0000 100%);
    border: 2px dashed #fff;
    color: #fff;
    font-size: 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    transform: rotate(5deg);
    box-shadow: 2px 2px 5px rgba(0,0,0,0.2);
}

.classic-paper .stamp::before {
    content: '★';
    font-size: 20px;
    margin-bottom: 5px;
}

.classic-paper .letter-header {
    text-align: right;
    margin-bottom: 30px;
    font-style: italic;
    color: #6b4423;
}

.classic-paper .letter-salutation {
    margin-bottom: 20px;
    font-weight: bold;
}

.classic-paper .letter-body {
    text-align: justify;
    margin-bottom: 30px;
}

.classic-paper .letter-signature {
    text-align: right;
    font-style: italic;
    margin-top: 40px;
}