calculator.css

/*
 * Copyright 2022 by Glasswings
 * SPDX-FileCopyrightText: 2022 Glasswings
 *
 * SPDX-License-Identifier: AGPL-3.0-or-later
 */

@import url('https://fonts.googleapis.com/css?family=Orbitron');

:root {
    background-color: #443c4c;
    color: #d8daf0;
    font-family: Orbitron;
}

* {
    margin: 0;
    padding: 0;
}

.calculator button {
    font-family: Orbitron;
    font-weight: 850;
    font-size: 32px;
    border-radius: 12px;
    border-style: solid;
    color: black;
    background-color: #e4d8f0;
    border-color: #e4d8f0;
    border-width: 5px;
    transition-duration: 80ms;

}

.calculator button:hover {
    border-color: #c7fff1;
    border-width: 5px;
}

.calculator button:active {
    border-color: #c7fff1;
    background-color: #c7fff1;

}

.calculator {
    max-width: 480px;
    margin: auto;
    margin-top: 50px;
    background-color: #b69771;
}

.calculator .screen {
    background-color: #462f13;
    color: #c7fff1;
    width: 96%;
    padding: 2%;
    text-align: right;
    font-size: 38px;
    font-weight: 750;
}

.calculator .keypad {
    display: grid;
    height: 400px;
    padding: 10px;
    gap: 6px;
    font-size: 55px;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(5, 1fr);
}

.calculator span.una {
    display: inline;
}

.calculator span.bin {
    display: none;
}

.calculator span.eq {
    display: inline;
}

.calculator span.par {
    display: none;
}

.div0 {
    max-width: 520px;
}
.div0 button {
    font-size: 1.5rem;
    font-family: inherit;
    background-color: #e4d8f0;
}
.div0 button:hover {
    background-color: #d8a7e6;
}

footer {
    background-color: #e4d8f0;
    color: black;
    left: 0;
    right: 0;
    font-size: 1.3rem;
    position: absolute;
    bottom: 0;
    text-align: center;
    padding: 0.3rem;
}

footer a {
    color: maroon;
}