body, html, * {
    font-size: 1.2rem;
    font-family: sans-serif;
    margin: 0px;
    padding: 0px;
}

.box.calculator {
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* INPUT FORMATTING ----------------------------------------------- */
input, button, select {
    width: 100%;
    min-width: 10rem;
    max-width: 15rem;
    box-sizing: border-box;

    border: 2px solid #00000036;
    border-radius: 10px;
    background-color: #ffffff;
    
    padding: 10px;
    margin-top: 8px;
}

.hover:hover {
    background-color: #f3eeee;
}

/* BUTTON FORMATTING ---------------------------------------------- */
button {
    background-color: #40aa5a;
    color: #ffffff;
    font-weight: 600;
}

.button_hover:hover {
    background-color: #358f4b;
}

/* TABLE FORMATTING ----------------------------------------------- */
table {
    width: 100%;
    border: 3px solid #111010;
    text-align: center;
    margin-top: 10px;
}

thead {
    background-color: #427bb1; 
    font-weight: bold; 
    color: #ffffff;
}

tbody {
    background-color: #ffffff; 
}

tbody > tr:nth-of-type(even) {
    background-color: #eef0f0e3;
}

th, td {
    border: 1px solid #20201e;
    padding: 5px 30px;
}

/* MESSAGE FORMATTING ----------------------------------------- */
.message {
    padding: 1rem;
    margin: 1rem;
    align-items: center;
}

.red {
    color: #a11a1a;
}

.green {
    color: #20801d;
}

/* TEXTAREA FORMATTING ---------------------------------------- */
textarea {
    width: 100%;
    height: 12rem;
    
    max-width: 15rem;

    border: 2px solid #00000036;
    border-radius: 10px;
    
    box-sizing: border-box;
    text-align: center;

    padding: 10px;
    margin-top: 10px;
}