*{
    margin: 0;
    border: 0;
    box-sizing: border-box;
}


body{
    background-color: rgb(212, 212, 255);
    font-family: Arial, Helvetica, sans-serif;
}

header{
    width: 400px;
    margin: auto;
    text-align: center;
    margin-top: 20px;
}

#titulo-principal{
    font-size: 3em;
    color: rgb(0, 0, 143);
}

main{
    height: 100%;
    width: 400px;
    margin: auto;
    margin-top: 75px;
    text-align: center;
}

#p-la-dolar{
    margin-bottom: 25px;
}

#la-dolar{
    font-size: 1.8em;
    color: rgb(0, 0, 143);
}

#p-in-dolar{
    margin-bottom: 25px;
}

#idolar{
    width: 170px;
    height: 40px;
    font-size: 1.4em;
    text-align: center;
    border-radius: 5px;
}

.btn-converter{
    width: 150px;
    height: 40px;
    margin: 1px;
    background-color: rgba(173, 173, 173, 0.404) ;
    border: 1px solid black;
    border-radius: 5px;
}

.btn-converter:hover{
    background-color: rgba(119, 155, 255, 0.404);
    cursor: pointer;
}

.btn-converter:active{
    transform: scale(0.97);
}

#tabela-cents{
    display: none;
    width: 300px;
    margin: 20px auto;
    box-shadow: 0 2px 10px rgba(0,0,0,0.2);
    border-radius: 8px;
    background-color: white;
}

#tabela-cents > thead > tr > th{
    padding: 10px;
    font-size: 1.2em;    
}

#tabela-cents td {
    padding: 12px;
    font-size: 1.1em;
    text-align: center;
    border-bottom: 1px solid #ddd;
}

.erro-input::placeholder{
    font-size: 0.7em;
    color: red;
}