body{
    margin:0;
    font-family:Arial;
}

/* ========================================= */
/* LOGIN PAGE - Professional Design          */
/* ========================================= */

#loginPage{
    min-height:100vh;
    display:flex;
    align-items:center;
    justify-content:center;
    background:linear-gradient(135deg,#e8eaf6 0%,#f5f5f5 50%,#e3f2fd 100%);
    padding:20px;
    box-sizing:border-box;
    position:relative;
}

.darkMode #loginPage{
    background:linear-gradient(135deg,#0d1117 0%,#161b22 50%,#0d1a2d 100%);
}

#loginCard{
    background:white;
    border-radius:20px;
    padding:48px 40px 36px 40px;
    max-width:440px;
    width:100%;
    box-shadow:0 8px 40px rgba(0,0,0,0.08),0 2px 10px rgba(0,0,0,0.04);
    animation:loginFadeIn 0.6s ease-out;
    box-sizing:border-box;
    transition:background 0.3s,box-shadow 0.3s;
}

@keyframes loginFadeIn{
    from{
        opacity:0;
        transform:translateY(20px) scale(0.98);
    }
    to{
        opacity:1;
        transform:translateY(0) scale(1);
    }
}

.darkMode #loginCard{
    background:#1c2333;
    box-shadow:0 8px 40px rgba(0,0,0,0.4),0 2px 10px rgba(0,0,0,0.2);
}

#loginBrand{
    text-align:center;
    margin-bottom:32px;
}

#loginLogo{
    font-size:48px;
    line-height:1;
    margin-bottom:14px;
    display:inline-flex;
    background:linear-gradient(135deg,#e3f2fd,#bbdefb);
    width:80px;
    height:80px;
    border-radius:50%;
    align-items:center;
    justify-content:center;
    box-shadow:0 4px 14px rgba(25,118,210,0.15);
    transition:0.3s;
}

.darkMode #loginLogo{
    background:linear-gradient(135deg,#1a237e,#283593);
    box-shadow:0 4px 14px rgba(0,0,0,0.3);
}

#loginTitle{
    margin:0 0 6px 0;
    font-size:26px;
    font-weight:700;
    color:#1a1a2e;
    letter-spacing:-0.3px;
}

.darkMode #loginTitle{
    color:#e8eaf6;
}

#loginSubtitle{
    margin:0;
    font-size:14px;
    color:#777;
    line-height:1.5;
}

.darkMode #loginSubtitle{
    color:#9ea8c8;
}

#loginForm{
    display:flex;
    flex-direction:column;
}

#loginInputGroup{
    margin-bottom:20px;
}

#loginEmailLabel{
    display:block;
    font-size:13px;
    font-weight:600;
    color:#444;
    margin-bottom:6px;
    letter-spacing:0.3px;
}

.darkMode #loginEmailLabel{
    color:#b0b8d0;
}

#loginInputWrapper{
    position:relative;
    display:flex;
    align-items:center;
}

#loginInputIcon{
    position:absolute;
    left:14px;
    font-size:16px;
    pointer-events:none;
    z-index:1;
    line-height:1;
}

input[type="email"]{
    width:100%;
    padding:14px 14px 14px 44px;
    border:2px solid #e0e0e0;
    border-radius:12px;
    font-size:15px;
    color:#333;
    background:#fafafa;
    transition:all 0.25s;
    box-sizing:border-box;
    outline:none;
    font-family:Arial,sans-serif;
}

input[type="email"]:focus{
    border-color:#1976d2;
    background:white;
    box-shadow:0 0 0 4px rgba(25,118,210,0.1);
}

.darkMode input[type="email"]{
    background:#0d1117;
    border-color:#2d3a56;
    color:#e0e0e0;
}

.darkMode input[type="email"]:focus{
    border-color:#64b5f6;
    background:#0d1117;
    box-shadow:0 0 0 4px rgba(100,181,246,0.12);
}

input[type="email"]::placeholder{
    color:#aaa;
    font-size:14px;
}

.darkMode input[type="email"]::placeholder{
    color:#5a6a8a;
}

#startBtn{
    display:flex;
    align-items:center;
    justify-content:center;
    gap:10px;
    width:100%;
    padding:16px 24px;
    background:linear-gradient(135deg,#1976d2,#1565c0);
    color:white;
    border:none;
    border-radius:12px;
    font-size:16px;
    font-weight:700;
    cursor:pointer;
    transition:all 0.25s;
    box-shadow:0 4px 16px rgba(25,118,210,0.3);
    letter-spacing:0.3px;
    margin:0;
    position:relative;
    overflow:hidden;
}

#startBtn:hover{
    transform:translateY(-2px);
    box-shadow:0 8px 28px rgba(25,118,210,0.4);
}

#startBtn:active{
    transform:translateY(0);
}

#startBtn:disabled{
    opacity:0.7;
    cursor:not-allowed;
    transform:none;
}

.darkMode #startBtn{
    background:linear-gradient(135deg,#1565c0,#0d47a1);
}

#startBtnText{
    transition:0.25s;
}

#startBtnArrow{
    font-size:18px;
    transition:transform 0.25s;
}

#startBtn:hover #startBtnArrow{
    transform:translateX(4px);
}

#loginFooter{
    text-align:center;
    margin-top:24px;
}

#loginFooter p{
    margin:0;
    font-size:12px;
    color:#999;
    line-height:1.5;
}

.darkMode #loginFooter p{
    color:#5a6a8a;
}

#quizContainer{

    display:flex;
}

#sidebar{
    width:280px;
    min-width:280px;
    max-width:280px;
    background:#eeeeee;
    height:100vh;
    padding:10px;
    box-sizing:border-box;
    display:flex;
    flex-direction:column;
    overflow-x:hidden;
}

#sidebarScrollable{
    flex:1;
    overflow-y:auto;
    overflow-x:hidden;
    min-height:0;
}

#sidebarScrollable::-webkit-scrollbar{
    width:6px;
}

#sidebarScrollable::-webkit-scrollbar-thumb{
    background:#ccc;
    border-radius:3px;
}

#sidebarScrollable::-webkit-scrollbar-thumb:hover{
    background:#aaa;
}

#sidebarTop{
    flex-shrink:0;
    padding-bottom:10px;
    border-bottom:1px solid #cccccc;
    position:sticky;
    top:0;
    background:inherit;
    z-index:5;
}

.darkMode #sidebarTop{
    border-bottom-color:#444;
}

#main{
    flex:1;
    padding:20px;
    padding-bottom:0;
    display:flex;
    flex-direction:column;
    height:100vh;
    box-sizing:border-box;
    overflow:hidden;
}

.question{
    display:none;
    flex-direction:column;
}

.active{
    display:flex;
}

button{
    margin:5px;
    padding:8px;
    cursor:pointer;
}

.option{
    margin-top:10px;
}

input[type="number"]{
    padding:8px;
    margin-top:18px;
}


.navbtn{

    width:32px;

    height:32px;

    margin:3px;

    border:2px solid transparent;

    box-sizing:border-box;

    border-radius:5px;

    background:white;

    color:black;

    font-size:12px;

    font-weight:normal;

    cursor:pointer;

    box-shadow:0 0 3px rgba(0,0,0,0.12);

    transition:0.15s;
}

.navbtn:hover{

    border-color:black;
}

.sectionbtn{

    width:100%;

    padding:10px;

    font-size:16px;

    font-weight:bold;

    margin-top:10px;

    margin-bottom:10px;
}

.question{

    background:white;

    border-radius:14px;

    box-shadow:
    0 4px 14px rgba(0,0,0,0.12);

    margin-bottom:20px;

    width:100%;

    box-sizing:border-box;

    line-height:1.9;

    max-height:calc(100vh - 120px);
}

#questions{
    flex:1;
    min-height:0;
}

.question-scrollable{
    flex:1;
    overflow-y:auto;
    padding:25px 25px 0 25px;
    min-height:0;
}

.question-btn-bar{
    flex-shrink:0;
    padding:12px 25px 16px 25px;
    display:flex;
    flex-direction:column;
    gap:8px;
    border-top:1px solid #e0e0e0;
    background:inherit;
    border-radius:0 0 14px 14px;
}

.question-btn-bar .btn-row{
    display:flex;
    gap:8px;
}

.question-btn-bar .btn-row-actions{
    justify-content:flex-start;
}

.question-btn-bar .btn-row-nav{
    justify-content:space-between;
}

.clearRespBtn{

    background:#e53935;

    color:white;

    border:2px solid transparent;

    padding:6px 12px;

    border-radius:6px;

    cursor:pointer;

    font-weight:bold;

    font-size:13px;
}

.clearRespBtn:hover{

    border:2px solid black;
}

.nextBtn{

    background:green;

    color:white;

    border:none;

    padding:10px 18px;

    border-radius:8px;

    cursor:pointer;

    font-weight:bold;
}

.prevBtn{

    background:#1976d2;

    color:white;

    border:none;

    padding:10px 18px;

    border-radius:8px;

    cursor:pointer;

    font-weight:bold;
}

.reviewBtn{

    background:gold;

    color:black;

    border:none;

    padding:6px 12px;

    border-radius:6px;

    cursor:pointer;

    font-weight:bold;

    font-size:13px;
}

.clearReviewBtn{

    background:gray;

    color:white;

    border:none;

    padding:6px 12px;

    border-radius:6px;

    cursor:pointer;

    font-weight:bold;

    font-size:13px;
}

.option{

    margin-top:12px;
}


.question p{

    line-height:1.8;
}

input:focus{

    outline:none;

    border:2px solid #4a90e2;

    box-shadow:none;
}

button:focus{

    outline:none;
}

.sectionLabel{
    font-size:13px;
    font-weight:bold;
    margin:12px 0 6px 0;
    color:#444;
}

.darkMode .sectionLabel{
    color:#bbb;
}

.clickable-section{
    cursor:pointer;
    padding:6px 8px;
    border-radius:6px;
    transition:all 0.2s;
    display:flex;
    align-items:center;
    gap:6px;
    user-select:none;
}

.clickable-section:hover{
    background:rgba(25,118,210,0.08);
    color:#1976d2;
}

.darkMode .clickable-section:hover{
    background:rgba(100,181,246,0.12);
    color:#64b5f6;
}

.section-arrow{
    font-size:10px;
    transition:transform 0.2s;
    color:#999;
}

.clickable-section:hover .section-arrow{
    color:#1976d2;
}

.darkMode .clickable-section:hover .section-arrow{
    color:#64b5f6;
}

.subsectionLabel{
    font-size:11px;
    font-weight:bold;
    color:#666;
    margin:8px 0 4px 4px;
    text-transform:uppercase;
    letter-spacing:0.5px;
}

.darkMode .subsectionLabel{
    color:#999;
}

.clickable-subsection{
    cursor:pointer;
    padding:4px 8px 4px 12px;
    border-radius:6px;
    transition:all 0.2s;
    display:flex;
    align-items:center;
    gap:5px;
    user-select:none;
}

.clickable-subsection:hover{
    background:rgba(25,118,210,0.06);
    color:#1976d2;
}

.darkMode .clickable-subsection:hover{
    background:rgba(100,181,246,0.08);
    color:#64b5f6;
}

.subsection-arrow{
    font-size:9px;
    color:#bbb;
    transition:transform 0.2s;
}

.clickable-subsection:hover .subsection-arrow{
    color:#1976d2;
}

.darkMode .clickable-subsection:hover .subsection-arrow{
    color:#64b5f6;
}

/* Question section/subsection header */
.question-section-header{
    font-size:12px;
    color:#666;
    margin-bottom:6px;
    padding:4px 10px;
    background:#f0f4ff;
    border-radius:6px;
    display:inline-block;
    line-height:1.6;
    border:1px solid #e0e8f5;
}

.darkMode .question-section-header{
    background:#1a2040;
    border-color:#2a3a5a;
    color:#9aa8c8;
}

.q-section-name{
    font-weight:bold;
    color:#1565c0;
}

.darkMode .q-section-name{
    color:#64b5f6;
}

.q-section-sep{
    color:#aaa;
    margin:0 4px;
}

.q-subsection-name{
    font-weight:normal;
    color:#555;
}

.darkMode .q-subsection-name{
    color:#8898b8;
}

/* First question in subsection indicator */
.first-in-subsection{
    position:relative;
}

.first-in-subsection::after{
    content:'';
    position:absolute;
    top:-2px;
    right:-2px;
    width:6px;
    height:6px;
    background:#1976d2;
    border-radius:50%;
    border:1px solid white;
}

.darkMode .first-in-subsection::after{
    border-color:#1e1e1e;
}

.sectionNavGrid{
    display:grid;
    grid-template-columns:repeat(5,1fr);
    gap:4px;
    margin-bottom:10px;
}

#progressContainer{

    width:100%;

    height:18px;

    background:#dddddd;

    border-radius:10px;

    overflow:hidden;

    margin-top:10px;
}

#progressBar{

    width:0%;

    height:100%;

    background:green;

    transition:0.3s;
}

#progressText{

    text-align:center;

    font-size:14px;

    margin-top:5px;
}

.nextBtn:hover,
.prevBtn:hover,
.reviewBtn:hover,
.clearReviewBtn:hover,
.clearRespBtn:hover{

    border:2px solid black;
}

.nextBtn,
.prevBtn,
.reviewBtn,
.clearReviewBtn,
.clearRespBtn{

    border:2px solid transparent;
}

.submitBtn{

    background:violet;

    color:white;

    border:2px solid transparent;

    padding:10px 18px;

    border-radius:8px;

    cursor:pointer;

    font-weight:bold;
}

.submitBtn:hover{

    border:2px solid black;
}

*{

    user-select:none;

    -webkit-user-select:none;

    -ms-user-select:none;
}

input,
textarea{

    user-select:text;

    -webkit-user-select:text;
}


#topBar{

    position:fixed;

    top:10px;

    right:15px;

    display:flex;

    align-items:center;

    gap:10px;

    z-index:9999;
}

#timer{

    background:white;

    padding:6px 12px;

    border-radius:8px;

    font-size:16px;

    font-weight:bold;

    box-shadow:0 0 6px rgba(0,0,0,0.2);

    margin:0;
}

.submitBtn{

    background:violet;

    color:white;

    border:2px solid transparent;

    padding:8px 14px;

    border-radius:8px;

    font-size:14px;

    font-weight:bold;

    cursor:pointer;

    box-shadow:0 0 6px rgba(0,0,0,0.2);

    transition:0.2s;
}

.submitBtn:hover{

    border:2px solid black;
}



#themeBtn{

    background:#222;

    color:white;

    border:2px solid transparent;

    padding:8px 12px;

    border-radius:8px;

    cursor:pointer;

    font-size:14px;

    transition:0.2s;
}

#themeBtn:hover{

    border:2px solid white;
}

/* DARK MODE */

.darkMode{

    background:#121212;

    color:white;
}

.darkMode #sidebar{

    background:#1e1e1e;
}

.darkMode .question{

    background:#1f1f1f;

    color:white;
}

.darkMode input{

    background:#2a2a2a;

    color:white;

    border:1px solid #555;
}

.darkMode #timer{

    background:#1f1f1f;

    color:white;
}

.darkMode .white{

    background:#2a2a2a !important;

    color:white !important;

    border:1px solid #555 !important;
}

#loginThemeBtn{

    position:fixed;

    top:15px;

    right:20px;

    background:#222;

    color:white;

    border:2px solid transparent;

    border-radius:50%;

    width:45px;

    height:45px;

    font-size:20px;

    cursor:pointer;

    box-shadow:0 0 6px rgba(0,0,0,0.2);

    transition:0.2s;

    z-index:9999;
}

#loginThemeBtn:hover{

    border:2px solid white;
}

.darkMode #main{

    background:#121212;

    color:white;
}

.darkMode #main div{

    background:#1f1f1f;

    color:white;
}

.darkMode .question-btn-bar{

    border-top-color:#333;
}



.green{

    background:green;
}

.red{

    background:#ff4d4d;
}

.yellow{

    background:gold;
    color:black;
}

.white{

    background:white;

    color:black;

    border:1px solid #cccccc;
}

/* Question images */
.question img.question-image{
    max-width:100%;
    border-radius:6px;
    margin:6px 0;
    display:inline-block;
    vertical-align:middle;
}

/* Question tables */
.question .question-table-wrap{
    margin:10px 0;
    overflow-x:auto;
}

.question .question-table-wrap table{
    border-collapse:collapse;
    width:auto;
    min-width:200px;
    margin:10px 0;
}

.question .question-table-wrap td,
.question .question-table-wrap th{
    border:1px solid #bbb;
    padding:8px 12px;
    text-align:center;
    font-size:13px;
}

.question .question-table-wrap th{
    background:#e3f2fd;
    font-weight:bold;
}

.question .question-table-wrap caption{
    font-size:12px;
    color:#666;
    font-style:italic;
    margin-bottom:4px;
}

.question .question-text{
    line-height:1.8;
}

/* Dark mode for tables */
.darkMode .question .question-table-wrap td,
.darkMode .question .question-table-wrap th{
    border-color:#555;
}

.darkMode .question .question-table-wrap th{
    background:#1a237e;
    color:#e0e0e0;
}

.darkMode .question .question-table-wrap td{
    background:#1e1e1e;
    color:#e0e0e0;
}

/* ========================================= */
/* INSTRUCTIONS OVERLAY                      */
/* ========================================= */

#instructionsOverlay{
    position:fixed;
    top:0;
    left:0;
    width:100%;
    height:100%;
    background:rgba(0,0,0,0.6);
    backdrop-filter:blur(4px);
    display:none;
    align-items:center;
    justify-content:center;
    z-index:10000;
    padding:20px;
    box-sizing:border-box;
}

#instructionsContainer{
    background:white;
    border-radius:18px;
    width:100%;
    max-width:680px;
    max-height:85vh;
    display:flex;
    flex-direction:column;
    box-shadow:0 20px 60px rgba(0,0,0,0.3);
    overflow:hidden;
    animation:slideUp 0.35s ease-out;
}

@keyframes slideUp{
    from{
        opacity:0;
        transform:translateY(30px) scale(0.97);
    }
    to{
        opacity:1;
        transform:translateY(0) scale(1);
    }
}

.darkMode #instructionsContainer{
    background:#1e1e1e;
}

#instructionsHeader{
    display:flex;
    align-items:center;
    justify-content:space-between;
    padding:22px 28px 14px 28px;
    border-bottom:1px solid #e8e8e8;
    flex-shrink:0;
}

.darkMode #instructionsHeader{
    border-bottom-color:#333;
}

#instructionsHeader h1{
    margin:0;
    font-size:22px;
    color:#222;
}

.darkMode #instructionsHeader h1{
    color:#e0e0e0;
}

#instructionsThemeBtn{
    background:#333;
    color:white;
    border:2px solid transparent;
    border-radius:50%;
    width:42px;
    height:42px;
    font-size:18px;
    cursor:pointer;
    transition:0.2s;
    display:flex;
    align-items:center;
    justify-content:center;
    flex-shrink:0;
}

#instructionsThemeBtn:hover{
    border-color:white;
    transform:rotate(15deg);
}

.darkMode #instructionsThemeBtn{
    background:#555;
}

#instructionsBody{
    flex:1;
    overflow-y:auto;
    padding:18px 28px 10px 28px;
    min-height:0;
}

#instructionsBody::-webkit-scrollbar{
    width:6px;
}

#instructionsBody::-webkit-scrollbar-thumb{
    background:#ccc;
    border-radius:3px;
}

#instructionsBody::-webkit-scrollbar-thumb:hover{
    background:#aaa;
}

.instruction-card{
    background:#f8f9fa;
    border:1px solid #e8e8e8;
    border-radius:12px;
    padding:16px 20px;
    margin-bottom:14px;
    transition:background 0.3s,border-color 0.3s;
}

.darkMode .instruction-card{
    background:#2a2a2a;
    border-color:#444;
}

.instruction-card h2{
    margin:0 0 10px 0;
    font-size:16px;
    color:#333;
}

.darkMode .instruction-card h2{
    color:#ddd;
}

.instruction-card p{
    margin:4px 0;
    font-size:14px;
    color:#555;
    line-height:1.6;
}

.darkMode .instruction-card p{
    color:#aaa;
}

.instruction-list{
    margin:6px 0 0 0;
    padding:0;
    list-style:none;
}

.instruction-list li{
    padding:8px 0 8px 24px;
    position:relative;
    font-size:14px;
    color:#444;
    line-height:1.5;
    border-bottom:1px solid #eee;
}

.instruction-list li:last-child{
    border-bottom:none;
}

.darkMode .instruction-list li{
    color:#ccc;
    border-bottom-color:#3a3a3a;
}

.instruction-list li::before{
    content:"";
    position:absolute;
    left:4px;
    top:14px;
    width:8px;
    height:8px;
    border-radius:50%;
    background:#4a90d9;
}

.darkMode .instruction-list li::before{
    background:#5a9ee6;
}

.instruction-sub{
    font-size:12px;
    color:#888;
    display:block;
    margin-top:2px;
}

.darkMode .instruction-sub{
    color:#999;
}

/* Instruction type badges */
.instruction-types li{
    padding-left:0;
}

.instruction-types li::before{
    display:none;
}

.type-badge{
    display:inline-block;
    padding:2px 8px;
    border-radius:4px;
    font-size:11px;
    font-weight:bold;
    margin-right:8px;
    vertical-align:middle;
}

.type-scq{
    background:#e3f2fd;
    color:#1565c0;
}

.darkMode .type-scq{
    background:#1a237e;
    color:#90caf9;
}

.type-mcq{
    background:#fce4ec;
    color:#c62828;
}

.darkMode .type-mcq{
    background:#4a1a2e;
    color:#ef9a9a;
}

.type-num{
    background:#e8f5e9;
    color:#2e7d32;
}

.darkMode .type-num{
    background:#1a3a1a;
    color:#a5d6a7;
}

/* Marking table */
.marking-table-wrap{
    overflow-x:auto;
    margin:8px 0;
}

.marking-table{
    width:100%;
    border-collapse:collapse;
    font-size:14px;
}

.marking-table th{
    background:#e3f2fd;
    padding:10px 16px;
    text-align:left;
    font-size:13px;
    font-weight:bold;
    color:#333;
    border:1px solid #d0d0d0;
}

.darkMode .marking-table th{
    background:#1a237e;
    color:#ddd;
    border-color:#444;
}

.marking-table td{
    padding:10px 16px;
    border:1px solid #d0d0d0;
    color:#444;
}

.darkMode .marking-table td{
    border-color:#444;
    color:#ccc;
}

.marks-positive{
    font-weight:bold;
    color:#2e7d32;
    text-align:center;
}

.marks-negative{
    font-weight:bold;
    color:#d32f2f;
    text-align:center;
}

.marks-neutral{
    font-weight:bold;
    color:#888;
    text-align:center;
}

.marks-partial{
    font-weight:bold;
    color:#e65100;
    text-align:center;
    font-size:13px;
}

.darkMode .marks-positive{
    color:#66bb6a;
}

.darkMode .marks-negative{
    color:#ef5350;
}

.darkMode .marks-neutral{
    color:#aaa;
}

.darkMode .marks-partial{
    color:#ffa726;
}

.instruction-note{
    font-size:13px;
    color:#888;
    font-style:italic;
    margin-top:6px !important;
}

.darkMode .instruction-note{
    color:#999;
}

/* Navigation dots */
.instruction-list .nav-dot{
    display:inline-block;
    width:14px;
    height:14px;
    border-radius:4px;
    margin-right:8px;
    vertical-align:middle;
    border:1px solid rgba(0,0,0,0.15);
}

.green-dot{
    background:green;
}

.red-dot{
    background:#ff4d4d;
}

.yellow-dot{
    background:gold;
}

.white-dot{
    background:white;
}

.darkMode .white-dot{
    background:#555;
    border-color:#777;
}

#instructionsFooter{
    padding:14px 28px 22px 28px;
    border-top:1px solid #e8e8e8;
    text-align:center;
    flex-shrink:0;
}

.darkMode #instructionsFooter{
    border-top-color:#333;
}

#continueBtn{
    background:linear-gradient(135deg,#1976d2,#1565c0);
    color:white;
    border:none;
    padding:14px 48px;
    border-radius:12px;
    font-size:17px;
    font-weight:bold;
    cursor:pointer;
    transition:0.25s;
    box-shadow:0 4px 15px rgba(25,118,210,0.35);
    letter-spacing:0.3px;
}

#continueBtn:hover{
    transform:translateY(-2px);
    box-shadow:0 8px 25px rgba(25,118,210,0.45);
}

#continueBtn:active{
    transform:translateY(0);
}

.darkMode #continueBtn{
    background:linear-gradient(135deg,#1565c0,#0d47a1);
}

/* Show Instructions Button in Top Bar */
#showInstructionsBtn{
    background:#ff8f00;
    color:white;
    border:2px solid transparent;
    padding:8px 12px;
    border-radius:8px;
    cursor:pointer;
    font-size:16px;
    transition:0.2s;
    box-shadow:0 0 6px rgba(0,0,0,0.2);
    line-height:1;
}

#showInstructionsBtn:hover{
    border:2px solid white;
    transform:scale(1.08);
}

.darkMode #showInstructionsBtn{
    background:#e65100;
}