Aylantirganda pastga tushadigan panel
CSS va JavaScript yordamida sahifa aylantirilganda navigatsiya panelini pastga surib chiqarishni o‘rganing.
Panelni qanday qilib pastga surib chiqarish mumkin
1-qadam) HTML qo‘shing:
Navigatsiya panelini yarating:
Misol
<div id="navbar">
<a href="#home">Home</a>
<a href="#news">News</a>
<a href="#contact">Contact</a>
</div>
2-qadam) CSS qo‘shing:
Navigatsiya paneliga uslub bering:
Misol
#navbar {
background-color: #333; /* Black background color */
position: fixed; /* Make it stick/fixed */
top: -50px; /* Hide the navbar 50 px outside of the top view */
width: 100%; /* Full width */
transition: top 0.3s; /* Transition effect when sliding down (and up) */
}
/* Style the navbar links */
#navbar a {
float: left;
display: block;
color: white;
text-align: center;
padding: 15px;
text-decoration: none;
}
#navbar a:hover {
background-color: #ddd;
color: black;
}
3-qadam) JavaScript qo‘shing:
Misol
// When the user scrolls down 20px from the top of the document, slide down the navbar
// When the user scrolls to the top of the page, slide up the navbar (50px out of the top view)
window.onscroll = function() {scrollFunction()};
function scrollFunction() {
if (document.body.scrollTop > 20 || document.documentElement.scrollTop > 20) {
document.getElementById("navbar").style.top = "0";
} else {
document.getElementById("navbar").style.top = "-50px";
}
}
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