* {
  margin: 0;
  padding: 0;
}

body {
  background-color: #f1f2f3;
}

.container {
  box-sizing: border-box;
  width: 100%;
  max-width: 1360px;
  margin: 25px auto;
  padding: 0 15px;
  position: relative;
  color: #333;
}

.container *{
  box-sizing: border-box;
}

header {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  margin-bottom: 25px;
}

header h1 {
  font-size: 1.8rem;
  padding: 10px;
  position: relative;
  display: inline-block;
}

header p{
  opacity: 0.9;
  font-size: 1rem;
}
.box_content{
  text-align: center;
  margin-bottom: 25px;
}
.box_content .from1{
  padding: 15px;
  border-radius: 10px;
}
/* Categories Section */
.box {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 25px;
}

.box .group {
  background: white;
  border-radius: 12px;
  padding: 20px;
  border: 1px solid rgba(226, 232, 240, 0.8);
}

.box .tit {
  font-size: 1.2rem;
  font-weight: 500;
  color: #2d3748;
  margin-bottom: 20px;
  padding-bottom: 15px;
  border-bottom: 1px solid #e2e8f0;
}

.box .items {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.box .items a {
  display: flex;
  align-items: center;
  padding: 12px 18px;
  background: #f7fafc;
  border-radius: 8px;
  text-decoration: none;
  color: #4a5568;
  transition: all 0.2s ease;
  border: 1px solid #e2e8f0;
}

.box .items a:hover {
  background: #667eea;
  color: white;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.box .items a .icon {
  font-size: 1.2rem;
  margin-right: 8px;
  flex-shrink: 0;
}

.box .items a .name {
  font-size: 0.9rem;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Footer Sections */
.section {
  max-width: 100%;
  margin: auto;
  margin-bottom: 25px;
}

.section h4 {
  font-size: 1.4rem;
  font-weight: 500;
  color: #2d3748;
  margin-bottom: 16px;
  position: relative;
  padding-left: 16px;
}

.section h4::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 20px;
  background: linear-gradient(135deg, #667eea, #764ba2);
  border-radius: 2px;
}

.section p {
  color: #4a5568;
  line-height: 1.7;
  font-size: 1rem;
}

.section ul {
  list-style: none;
  color: #4a5568;
}

.section ul li {
  padding: 8px 0;
  position: relative;
  padding-left: 24px;
}

.section ul li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: #667eea;
  font-weight: bold;
}

.footer {
  text-align: center;
  padding: 40px 20px;
  background: #2d3748;
  color: #a0aec0;
}

.footer p {
  font-size: 0.9rem;
  max-width: 98%;
  margin: 0 auto;
  line-height: 1.6;
}
.tip{
  font-size: 0.85rem;
  color: #555b64;
  margin: 10px auto;
  /*text-align: center;*/
}

/* Responsive Design */
@media (max-width: 768px) {
  header {
    padding: 0 15px;
    margin-bottom: 0px;
  }
  
  header h1 {
    font-size: 1.4rem;
  }
  
  header p {
    font-size: 0.9rem;
    padding: 0 10px;
  }
  
  .box {
    gap: 10px;
  }
  
  .box .group {
    padding: 15px;
  }
  
  .box .items {
    grid-template-columns: 1fr;
    gap: 10px;
	justify-content: center;
  }
  
  .box .items a {
    padding: 10px;
  }
  .box .items a .icon {
    font-size: 0.9rem;
	margin-right:4px;
  }
  
  .box .items a .name {
    font-size: 0.8rem;
  }
  .section {
    margin-bottom: 10px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 10px;
	  margin: 10px auto;
  }
  .box_content .from1{
    padding: 10px;
    border-radius: 6px;
  }
  .box {
    padding: 0;
  }
  
  .box .title {
    font-size: 1.6rem;
  }
  
  .section h4 {
    font-size: 1.05rem;
    margin-bottom: 8px;
  }
}