body {
    font-family: Arial, sans-serif;
    letter-spacing: 0.5px;
}
  
h1, .rodape{
    text-align: center;
}

#botaoAmostra {
    margin: 0 auto;
    display: block;
}

#amostra {
    height: 25px;
    color: red;
    font-size: 20px;
}

  
.title {
    height: 25px;
    color: black;
    font-size: 18px;
   }

.quadro {
    display: inline-block;
    border-radius: 10px;
    border: 2px solid #A9A9A9;
    background-color: #F5F5F5;
    margin: 0px auto;
    padding-left: 20px;
    padding-right: 20px;
    padding-top: 0;
    padding-bottom: 10px;
    position: relative;
    text-align: left;
    margin-bottom: 10px;

    }



.container {
    text-align: center;
   }