body {
    background-color: #101828;
}

.search-input {
    background-color: #16181c;
    border: 1px solid #2f3336;
    color: #e7e9ea;
}

.search-input:focus {
    border-color: #1d9bf0;
    outline: none;
}

.quiz-title {
    margin-top: 1.5rem;
}

.question-card {
    border: 1px solid #2f3336;
}

.search-sticky {
    position: sticky;
    top: 0;
    z-index: 10;
    padding: 1rem 0;
}

.check-icon {
    display: inline-block;
    width: 20px;
    height: 20px;
    background-color: transparent;
    border: 2px solid #00ba7c;
    border-radius: 50%;
    color: #00ba7c;
    text-align: center;
    line-height: 15px;
    font-size: 12px;
    font-weight: bold;
    margin-right: 8px;
}

.no-results {
    text-align: center;
    color: #8b949e;
    font-size: 18px;
    margin-top: 3rem;
    padding: 2rem;
}