/* -- RESET CSS -- */

/* http://meyerweb.com/eric/tools/css/reset/
   v2.0 | 20110126
   License: none (public domain)
*/

html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed,
figure, figcaption, footer, header, hgroup,
menu, nav, output, ruby, section, summary,
time, mark, audio, video {
    margin: 0;
    padding: 0;
    border: 0;
    font-size: 100%;
    font: inherit;
    vertical-align: baseline;
}
/* HTML5 display-role reset for older browsers */
article, aside, details, figcaption, figure,
footer, header, hgroup, menu, nav, section {
    display: block;
}
body {
    line-height: 1;
}
ol, ul {
    list-style: none;
}
blockquote, q {
    quotes: none;
}
blockquote:before, blockquote:after,
q:before, q:after {
    content: '';
    content: none;
}
table {
    border-collapse: collapse;
    border-spacing: 0;
}

/* -- APP SPECIFIC -- */

body {
    font-family: 'Arial', sans-serif;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.ok {
    background-color: #88d179;
}

.ko {
    background-color: #c93939;
}

.answer {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 300px;
    margin: 0 auto;
    padding-top: 50px;
    text-align: center;
    gap: 30px;
}

.answer__label,
.answer__input,
.answer__btn {
    display: inline-block;
}

.answer__label {
    font-size: 20px;
}

.answer__input {
    border: 1px solid #ccc;
    border-radius: 5px;
    padding: 20px 30px;
    font-size: 32px;
    text-align: center;
    width: 130px;
    outline: 0;
}

.answer__btn {
    border: 0;
    cursor: pointer;
    padding: 16px 24px;
    border-radius: 5px;
    font-weight: bold;
    font-size: 24px;
}

.answer__btn,
.answer__btn:hover,
.answer__btn:active,
.answer__btn:focus,
.answer__btn:visited {
    text-decoration: none;
    color: #000;
}

.answer__btn,
.answer__btn:visited {
    background-color: #ccc;
}

.answer__btn:hover,
.answer__btn:focus {
    background-color: #ddd;
}

.answer__btn:active {
    background-color: #bbb;
}

.result {
    padding: 30px 15px;
}

.result__image {
    display: none;
    max-width: 100%;
}