body{
    border: 1px solid black;
    margin: 100px;
}

#main-content{
    text-align: center;
    margin-left: 100px;
    margin-right: 100px;
}

#main-content header{
    line-height: 10px;
    padding-top: 90px;
}

#main-content h4{
    opacity: 0.5;
}

#main-content .bot{
    border-top: 1px solid black;
    border-bottom: 1px solid black;
    display: flex;
    justify-content: center;
    margin: 50px 0 50px 0;
}

#main-content .bot .caixas{
    border: 1px solid black;
    width: 230px;
    margin-right: 20px;
    margin-top: 50px;
    margin-bottom: 50px;
    display: flex;
    text-align: left;
}

#main-content .bot .ultC{
    border: 1px solid black;
    line-height: 10px;
    width: 230px;
    margin-top: 50px;
    margin-bottom: 50px;
    text-align: left;
    display: flex;
}

.cir {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background-color: transparent;
    border: 1px solid black;
    align-self: center;
    margin-right: 10px;
    margin-left: 10px;
  }

  .bot .lor{
    line-height: 10px;
    align-self: center;
  }

  .lor h4{
    opacity: 0.5;
    line-height: 10px;
  }

 footer{
    margin-right: 150px;
    margin-left: 150px;
    margin-bottom: 50px;
 }
 
  footer button{
        background-color: lightgray;
        color: gray;
        border-radius: 5px;
        width: 140px;
        height: 30px;
  }

  footer button:hover{
        background-color: gray;
        color: white;

  }