body {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh; 
    margin: 0;
    background-color: #2C2C2C;
    color: #F5F5F5;
    font-family: Arial, sans-serif;
}

main {
	max-width: 760px;
	width: 100%;
	margin: 0 auto;
}

section {
	margin: auto;
	padding: 1rem;
	color: #F5F5F5;
	font-family: Arial, sans-serif;
}

.rate-container {
    display: flex;
    justify-content: space-evenly;
    align-items: center;
    margin-top: 2em;
}

.rate-label {
    text-align: center;
    font-size: 0.8em;
    color: #F5F5F5;
}

.selic, .ipca {
    display: block;
    font-size: 2em;
    margin-bottom: .2em;
    color: #F5F5F5;
}

.flex-container {
    display: flex;
    margin: auto;
    justify-content: space-between;
}

.calculator-container {
    width: 55%;
    text-align: left;
    background-color: #111111;
    padding: 20px;
}

.title {
    margin-bottom: 20px;
    color: #F5F5F5;
}

.result-group {
    display: flex;
    flex-direction: column;
    height: 60px;
}

.result {
    margin-bottom: 10px;
    font-size: .8em;
}

.result-value {
    font-size: 2em;
    color: #2C2C2C;
}

.result-tribute {
    font-size: 1.5em;
    color: #2C2C2C;
}

.errors {
	color: red;
}

.input-group {
    margin: 10px 0;
    display: grid;
    grid-template-columns: minmax(auto, .4fr) minmax(auto, 2fr);
    align-items: center;
}

.input-group label {
    margin-bottom: 5px;
    font-weight: bold;
}

.float-input,
.int-input {
    padding: 8px;
    border: 1px solid #555;
    border-radius: 5px;
    margin-bottom: 10px;
    width: 25%;
    box-sizing: border-box;
    color: #F5F5F5;
    background-color: #2C2C2C;
}

.radio-group {
    display: flex;
}

.radio-group input[type="radio"] {
    display: none;
}

.radio-group label {
    position: relative;
    padding-left: 20px;
    padding-right: 15px;
    cursor: pointer;
    margin-right: 10px;
}

.radio-group label:before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 15px;
    height: 15px;
    border: 2px solid #0056b3;
    border-radius: 50%;
    background-color: #111111;
    box-sizing: border-box;
}

.radio-group input[type="radio"]:checked + label:before {
    background-color: #0056b3;
}

.btn {
    background-color: #0056b3; 
    color: #F5F5F5;
    border: 1px solid #0056b3;
    padding: 10px 20px;
    margin: 20px;
    cursor: pointer;
    border-radius: 5px;
    transition: background-color 0.3s, border-color 0.3s, color 0.3s;
}

.btn:hover {
    background-color: #1E90FF;
    border: 1px solid #0056b3;
    color: #F5F5F5;
}

.btn:active {
    background-color: #0056b3;
    border: 1px solid #0056b3;
    color: #FFFFFF;
}

.img-container {
    width: 48%;
    text-align: center;
}

.image {
    max-width: 100%;
    height: auto;
    display: inline-block;
}

.footer {
    display: flex;
    justify-content: center;
    padding: 10px;
    background-color: #2C2C2C;
    color: #F5F5F5;
}

.footer ul {
    list-style: none;
    padding: 0;
    display: flex;
}

.footer li {
    margin-right: 20px;
}

.fab, .fas, .fa-solid {
    font-size: 1.2em;    
    color: #F5F5F5; 
    margin-right: 10px;  
}