* {
margin: 0;
padding: 0;
box-sizing: border-box;
}
body {
font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
line-height: 1.6;
color: #333;
background: #f5f5f5;
}
header {
background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
color: white;
padding: 2rem;
text-align: center;
box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}
header h1 {
font-size: 2.5rem;
margin-bottom: 0.5rem;
}
nav {
background: white;
padding: 1.5rem;
box-shadow: 0 2px 5px rgba(0,0,0,0.05);
position: sticky;
top: 0;
z-index: 100;
}
nav h2 {
font-size: 1.2rem;
margin-bottom: 1rem;
color: #667eea;
}
nav ul {
list-style: none;
display: flex;
gap: 1rem;
flex-wrap: wrap;
}
nav a {
color: #667eea;
text-decoration: none;
padding: 0.5rem 1rem;
border-radius: 5px;
transition: background 0.3s;
}
nav a:hover {
background: #f0f0f0;
}
main {
max-width: 1200px;
margin: 2rem auto;
padding: 0 2rem;
}
section {
margin-bottom: 3rem;
}
section h2 {
font-size: 2rem;
color: #667eea;
margin-bottom: 1.5rem;
padding-bottom: 0.5rem;
border-bottom: 3px solid #667eea;
}
.error {
background: white;
padding: 2rem;
margin-bottom: 2rem;
border-radius: 10px;
box-shadow: 0 2px 10px rgba(0,0,0,0.05);
transition: transform 0.3s, box-shadow 0.3s;
}
.error:hover {
transform: translateY(-2px);
box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}
.error h3 {
font-size: 1.5rem;
color: #e74c3c;
margin-bottom: 1rem;
}
.explanation {
font-size: 1.1rem;
margin-bottom: 1.5rem;
color: #555;
}
.error h4 {
font-size: 1.2rem;
color: #667eea;
margin: 1.5rem 0 1rem 0;
}
.error ul {
margin-left: 2rem;
margin-bottom: 1rem;
}
.error li {
margin-bottom: 0.5rem;
}
.example {
background: #f9f9f9;
padding: 1.5rem;
margin: 1rem 0;
border-radius: 8px;
border-left: 4px solid #667eea;
}
.example h5 {
font-size: 1.1rem;
margin-bottom: 1rem;
color: #333;
}
.code-comparison {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 1rem;
margin: 1rem 0;
}
@media (max-width: 768px) {
.code-comparison {
grid-template-columns: 1fr;
}
}
.bad-code, .good-code {
background: white;
padding: 1rem;
border-radius: 5px;
}
.bad-code {
border-left: 4px solid #e74c3c;
}
.good-code {
border-left: 4px solid #27ae60;
}
.bad-code h6 {
color: #e74c3c;
margin-bottom: 0.5rem;
}
.good-code h6 {
color: #27ae60;
margin-bottom: 0.5rem;
}
pre {
background: #2d2d2d;
color: #f8f8f2;
padding: 1rem;
border-radius: 5px;
overflow-x: auto;
font-family: 'Monaco', 'Menlo', 'Consolas', monospace;
font-size: 0.9rem;
}
code {
font-family: 'Monaco', 'Menlo', 'Consolas', monospace;
}
.example-explanation {
margin-top: 1rem;
font-style: italic;
color: #666;
}