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

body {
    text-align: center;
    background-color: #91d2f2;
}

img {
    width: 30%;
}

input {
    width: 140px;
    height: 30px;
}

#input-real {
    border: 3px solid #cfff00;
}

#input-dolar {
    border: 3px solid red;
}

p {
    font-weight: bold;
    font-size: 25px;
}

button {
    width: 170px;
    height: 40px;
    border: 3px solid #cfff00;
    font-size: 20px;
    border-radius: 10px;
    background-color: #91d2f2;
    color: white;
    cursor: pointer;
}

button:hover {
    background-color: #cfff00;
    color: black
}