body{ margin: auto auto auto 100px; }
img{ 
    margin: 10px 75px 10px 75px;
}
h1{font-size: 32pt; text-align: center;}
p{ font-size: 20pt;}
header{ 
    margin-left: -80px; margin-right: 20px;
    height: 100px; 
    padding: 10px; 
    border-bottom: 2px solid #000;}
#iconArqchive{width: 30%; height: 30%;}    
.pai{
    height: 500px;
    background-color: #efdb84;
    display: flex;
    flex-direction: row;
/*    flex-wrap: wrap;        não altera a largura dos elementos filhos  */
    justify-content: space-around;
    align-items: center;
    border: 2px solid #6a4326; 
}
.filha{
    background-color: #fff;
    width: 350px; 
    border: 2px solid #6a4326; 
    display: block; 
    -margin: 10px auto;
}
.avo{
    width: 90%;
    display: block;
    margin: auto;
}