* {
    margin: 0px;
    padding: 0px;
    font-family: Arial, Helvetica, sans-serif;
    text-align: center;
    color: #535353;
}

body {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

/* HEADER */
.header-title {
    padding: 16px;
    font-size: 48px;
    background-color: #d3cdcd;
    box-shadow: 2px rgba(0,0,0,.2);
}

/* CALCULATOR */
.container {
    display: flex;
    justify-content: center;
}

.calculator-container {
    background-color: #d3cdcd;
    border: 0px solid black;
    border-radius: 12px;
    box-shadow: 2px 2px 4px rgba(0,0,0, .2);
    width: 360px;
    padding: 32px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.calculator-container * {
    border-radius: 6px;
    font-weight: 550;

}

.show-results {
    background-color: #f4f4f4;
    box-shadow: 2px rgba(0,0,0,.2);
    height: 32px;
    padding: 8px 20px;
    font-size: 18px;
    display: flex;
    justify-content: flex-end;
    align-items: center;

}

/* BUTTONS */
button {
    border: none;
    box-shadow: 2px rgba(0,0,0,.2);
}

button:hover {
    background-color: #e4e2e2;
    box-shadow: 2px 2px 10px rgba(0,0,0,.2);
}

.button-pressed {
    color: #ac4956;
}

.btn-container {
    flex: 1;
}

.btn-container button {
    /* 5 is to have 4 items per row */
    width: calc(100% / 5);
    font-size: 20px;
    padding: 4px;
    margin: 4px 2px;
}

.lower-btn-container * {
    font-size: 16px;
    align-self: center;
    padding: 10px;
    margin: 0 4px;
}

.btn-clear {
    width: 40%;
}