span {
    font-size: 16px;
    font-weight: normal;
}

.centrado {
    text-align: center;
}

.datoInferior {
    margin-top: 15px;
    bottom: 0;
    position: fixed;
}

.img-empresa {
    width: 150px;
    height: 120px;
    border-radius: 10%;
}

.etiqueta {
    font-size: 16px;
    font-weight: bold;
}

.letter-format {
    position: relative;
    width: 816pt; 
    height: 1056pt; 
    padding: 72pt; 
    box-sizing: border-box;
    background-color: white;
    overflow: auto;
    margin: auto;
    z-index: 1050;
}

.content-format {
    max-width: none;
}

.receipt-header {
    margin: 20px;
    border: 1px solid #000;
    border-radius: 8px;
    position: relative;
    padding: 20px;
    margin-top: 30px;
}

.receipt-title {
    position: absolute;
    top: -12px;
    left: 20px;
    background: white;
    padding: 0 10px;
    color: #2a2828;
    font-size: 16px;
    font-weight: normal;
    margin: 0;
}