css导航制作

CSS导航制作方法

固定顶部导航栏

.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  background-color: #333;
  z-index: 1000;
}

水平导航栏基础样式

.nav-menu {
  list-style-type: none;
  margin: 0;
  padding: 0;
  overflow: hidden;
}

.nav-item {
  float: left;
}

.nav-link {
  display: block;
  color: white;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
}

.nav-link:hover {
  background-color: #111;
}

响应式导航栏（移动端适配）

@media screen and (max-width: 600px) {
  .nav-item {
    float: none;
    width: 100%;
  }
}

下拉菜单实现

.dropdown {
  position: relative;
  display: inline-block;
}

.dropdown-content {
  display: none;
  position: absolute;
  min-width: 160px;
  box-shadow: 0px 8px 16px rgba(0,0,0,0.2);
  z-index: 1;
}

.dropdown:hover .dropdown-content {
  display: block;
}

粘性导航栏（滚动时固定）

.sticky {
  position: sticky;
  top: 0;
}

面包屑导航样式

.breadcrumb {
  padding: 8px 15px;
  list-style: none;
  background-color: #f5f5f5;
}

.breadcrumb li {
  display: inline;
}

.breadcrumb li+li:before {
  padding: 8px;
  color: #ccc;
  content: "/\00a0";
}

标签式导航

.tab {
  overflow: hidden;
  border: 1px solid #ccc;
  background-color: #f1f1f1;
}

.tab button {
  background-color: inherit;
  float: left;
  border: none;
  outline: none;
  cursor: pointer;
  padding: 14px 16px;
  transition: 0.3s;
}

.tab button:hover {
  background-color: #ddd;
}

.tab button.active {
  background-color: #ccc;
}

导航栏动画效果

.nav-link {
  transition: all 0.3s ease;
}

.nav-link:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}