* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    background: transparent;
    color: #333;
    min-height: 100vh;
    width: 100%;
    overflow-x: hidden;
}

.container {
    max-width: 700px;
    margin: 2rem auto;
    padding: 2rem;
    background: rgba(25, 25, 35, 0.2);
    backdrop-filter: blur(8px);
    border-radius: 20px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

h1 {
    color: white;
    text-align: center;
    margin-bottom: 2rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.question {
    background: rgba(25, 25, 35, 0.2);
    backdrop-filter: blur(8px);
    padding: 2rem;
    margin-bottom: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.1);
    max-width: 95%;
    margin-left: auto;
    margin-right: auto;
}

h2 {
    color: white;
    margin-bottom: 1rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.answer {
    color: white;
}

.answer p {
    margin-bottom: 1rem;
}

.element-list {
    list-style: none;
}

.element-list li {
    margin: 0.5rem 0;
    padding: 0.5rem;
    background: rgba(25, 25, 35, 0.2);
    border-radius: 5px;
    transition: all 0.3s ease;
}

.element-list li:hover {
    background: rgba(25, 25, 35, 0.3);
    transform: translateX(10px);
}

code {
    background: rgba(25, 25, 35, 0.4);
    padding: 0.2rem 0.4rem;
    border-radius: 3px;
    font-family: monospace;
}

/* 响应式设计 */
@media screen and (max-width: 768px) {
    .container {
        margin: 2rem auto;
        max-width: 95%;
        padding: 1.5rem;
    }
    
    .question {
        margin-bottom: 1.5rem;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
}

@media screen and (max-width: 576px) {
    .container {
        padding: 1rem;
    }
    
    h1 {
        font-size: 1.8rem;
    }
    
    h2 {
        font-size: 1.3rem;
    }
    
    .element-list {
        padding-left: 1rem;
    }
}