محرر ويب أونلاين

<!DOCTYPE html>
<html>
	<head>
		<style>
.dropdown-btn {
    background-color: #0d6efd;
    color: white;
    padding: 12px 18px;
    font-size: 16px;
    border: none;
    cursor: pointer;
}

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

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

.dropdown-content a {
    color: black;
    padding: 12px 16px;
    text-decoration: none;
    display: block;
}

.dropdown-content a:hover {
	background-color: #f1f1f1;
}

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

.dropdown:hover .dropdown-btn {
    background-color: #0b5ed7;
}
		</style>
	</head>
	<body>
		<h2>Dropdown Menu Position</h2>
		<p>You can use the right and left property to
			determine from which side the content of
			the menu will be shown.</p>
		<div class="dropdown">
			<button class="dropdown-btn">Left</button>
  			<div class="dropdown-content">
  				<a href="#">Link 1</a>
  				<a href="#">Link 2</a>
  				<a href="#">Link 3</a>
  			</div>
		</div>
		<div class="dropdown" style="float:right">
			<button class="dropdown-btn">Right</button>
  			<div class="dropdown-content" style="right:0;">
  				<a href="#">Link 1</a>
  				<a href="#">Link 2</a>
  				<a href="#">Link 3</a>
  			</div>
		</div>
	</body>
</html>

​x
 
<!DOCTYPE html>
<html>
    <head>
        <style>
.dropdown-btn {
    background-color: #0d6efd;
    color: white;
    padding: 12px 18px;
    font-size: 16px;
    border: none;
    cursor: pointer;
}
​
.dropdown {
    position: relative;
    display: inline-block;
}
​
.dropdown-content {
    display: none;
    position: absolute;
    background-color: #fff;
    min-width: 160px;
    box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
    z-index: 1;
}
​
.dropdown-content a {
    color: black;
    padding: 12px 16px;
    text-decoration: none;
    display: block;
}
​
.dropdown-content a:hover {
    background-color: #f1f1f1;
}
​
.dropdown:hover .dropdown-content {
    display: block;
}
​
.dropdown:hover .dropdown-btn {
    background-color: #0b5ed7;
}
        </style>
    </head>
    <body>
        <h2>Dropdown Menu Position</h2>
        <p>You can use the right and left property to
            determine from which side the content of
            the menu will be shown.</p>
        <div class="dropdown">
            <button class="dropdown-btn">Left</button>
            <div class="dropdown-content">
                <a href="#">Link 1</a>
                <a href="#">Link 2</a>
                <a href="#">Link 3</a>
            </div>
        </div>
        <div class="dropdown" style="float:right">
            <button class="dropdown-btn">Right</button>
            <div class="dropdown-content" style="right:0;">
                <a href="#">Link 1</a>
                <a href="#">Link 2</a>
                <a href="#">Link 3</a>
            </div>
        </div>
    </body>
</html>