@import url('https://fonts.googleapis.com/css2?family=Varela+Round&display=swap');

* {
    font-family: 'Varela Round', sans-serif;
    box-sizing: border-box;
}

body {
    background-color: rgb(34, 35, 37);
    margin: 20px;
    padding: 0;
}

section {
    width: 400px;
    height: auto;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    align-items: center;
}

table {
    width: 90%;
    margin: 0 auto;
    text-align: center;
    border: none;
    padding: 30px 15px 30px 15px;
    background-color: #4f4e4e;
    border-radius: 5px;
    box-shadow: 2px 2px 2px 2px;
}

input {
    width: 95%;
    height: 40px;
    border: none;
    margin-bottom: 10px;
    margin-left: 10px;
    box-shadow: 2px 2px 2px 2px;
    text-align: right;
    font-size: large;
    padding-right: 5px;
}   

/* input:focus {
    outline: 1px solid rgb(173, 168, 168);
    background-color: #f7f7f7;
    text-align: right;
} */

button{
    width: 100%;
    border: 1px solid #4f4e4e;
    background: #373535;
    height: 40px;
    font-size: 1.125em;
    cursor: pointer;
    border-radius: 3px;
    color: rgb(221, 221, 221);
    box-shadow: 2px 2px 1px 1px #000;
}

button:hover {
    background-color: #616161;
    transition: ease-in .35s;
    color: aliceblue;
}

h1 {
    padding: 30px 0 0 30px;
}

.btn-equal {
    border-radius: 50%;
    line-height: 40%;
    width: 40px;
    background: #0cb6b980;
    color: rgb(206, 200, 202);
    box-shadow: none;
}

.btn-equal:hover {
    background: #0cb6b980;
    color: rgb(206, 200, 202);
}

td {
    padding: 2px;
}

.extra {
    display: none;
}

.btn-expand:hover {
    background: #373535;
    color: rgb(221, 221, 221);
    transition: none;
}

.btn-expand:active{
    color: rgb(206, 200, 202);
}