[英]Is It Possible To Make An Element In HTML not Follow The CSS Id of Its Parent?
例如,我希望导航中的每个元素都遵循定义的css规则,但最后一个元素是按钮。 根据我的理解,我需要这样做,以便id =“ primary-menu”不适用于最后一个li元素。
<nav class="collapse navbar-collapse" id="primary-menu">
<ul class="nav navbar-nav navbar-right">
<li class="active"><a href="#home-page">Home</a></li>
<li><a href="#feature-page">Features</a></li>
<li><a href="#team-page">Team</a></li>
<li><a href="#faq-page">FAQ</a></li>
<li><a href="#contact-page">Contact</a></li>
<li><a href="Test_Medium.mp4" class="button white">Watch video</a></li>
</ul>
</nav>
这是我要使用的按钮元素的CSS。 / ** *默认按钮** /
.button {
display: inline-block;
padding: 8px 30px;
border-radius: 50px;
color: #ffffff;
background-color: #2f60c3;
-webkit-transition: 0.3s;
transition: 0.3s;
border: none;
-webkit-box-shadow: 2px 5px 20px -5px rgba(0, 0, 0, 0.1);
box-shadow: 2px 5px 20px -5px rgba(0, 0, 0, 0.1);
}
.button.white,
.button:hover {
background-color: #ffffff;
color: #138fc2;
}
.button.white:hover {
background-color: #2f60c3;
color: #ffffff;
}
.button i {
margin-left: 5px;
}
Here is the css being applied to the element curranty!
.mainmenu-area {
position: fixed;
left: 0;
top: 0;
width: 100%;
z-index: 9999999;
-webkit-transition: 0.3s;
transition: 0.3s;
}
.overlay,
.overlay a,
.mainmenu-area a {
color: #ffffff;
}
.mainmenu-area .logo {
text-transform: uppercase;
letter-spacing: 2px;
height: inherit;
margin-top: 8px;
padding-left: 0;
}
.mainmenu-area .logo h2 {
margin-bottom: 0;
}
.mainmenu-area #primary-menu > ul > li > a:not(.button) {
background: none;
padding: 30px 15px;
position: relative;
border-top: 3px solid transparent;
text-align: center;
}
.mainmenu-area #primary-menu > ul > li > a:not(.button):before {
content: "";
position: absolute;
left: 50%;
-webkit-transform: translateX(-50%);
transform: translateX(-50%);
top: -10px;
width: 0;
height: 0;
border-right: 10px solid transparent;
border-left: 10px solid transparent;
border-top: 10px solid #ffffff;
opacity: 0;
-webkit-transition: 0.3s;
transition: 0.3s;
}
.mainmenu-area #primary-menu > ul > li > a:not(.button):hover:before,
.mainmenu-area #primary-menu > ul > li.active > a:not(.button):before {
opacity: 1;
top: 0;
}
.mainmenu-area #primary-menu ul li.active a:not(.button),
.mainmenu-area #primary-menu ul li a:not(.button):hover {
border-top: 3px solid #ffffff;
}
.mainmenu-area.affix {
background-color: #138fc2;
}
您可以使用CSS排除列表中的最后一个元素
ul li:not(:last-child) { background-color: red; }
<nav class="collapse navbar-collapse" id="primary-menu"> <ul class="nav navbar-nav navbar-right"> <li class="active"><a href="#home-page">Home</a></li> <li><a href="#feature-page">Features</a></li> <li><a href="#team-page">Team</a></li> <li><a href="#faq-page">FAQ</a></li> <li><a href="#contact-page">Contact</a></li> <li><a href="Test_Medium.mp4" class="button white">Watch video</a></li> </ul> </nav>
当然可以,您可以:
.nav li a:not(.button) { color: red; }
<nav class="collapse navbar-collapse" id="primary-menu"> <ul class="nav navbar-nav navbar-right"> <li class="active"><a href="#home-page">Home</a></li> <li><a href="#feature-page">Features</a></li> <li><a href="#team-page">Team</a></li> <li><a href="#faq-page">FAQ</a></li> <li><a href="#contact-page">Contact</a></li> <li><a href="Test_Medium.mp4" class="button white">Watch video</a></li> </ul> </nav>
因此,例如,它会忽略带有类按钮的元素。
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