:root{
    --color1:#c79999;
}

body { font-family: Arial, sans-serif; margin: 20px; padding: 10px; }
#factura{
    border: 1px solid gray;
    width: 90vw;
    display: flex;
    flex-direction: column;
    padding: 10px;
    margin: 10px;
}
#factura>h2{
    display: flex;
    justify-content: center;
    align-items: center;
}
td,th{
    border: 1px solid gray;
    text-align: center;
}
table{
    text-align: center;
}
table img{
    width: 100px;
}
th{
    height: 50px;
    background-color: var(--color1);
    color: white;
}