How Can You Achieve Mouseover Effects on Image Maps Using CSS?
Nov 08, 2024 am 03:06 AMStyling Image Map Mouseovers with CSS
When creating interactive web pages, it's often necessary to include images with clickable areas. Typically, this is achieved using image maps. However, styling these areas on mouseover to provide additional interactivity has proven elusive.
In the past, attempting to style these areas using CSS has met with limited success, as demonstrated by the example provided:
<img src="{main_photo}" alt="locations map" usemap="#location-map" /> <map name="location-map"> <area shape="rect" coords="208,230,290,245" href="{site_url}locations/grand_bay_al" /> <area shape="rect" coords="307,214,364,226" href="{site_url}locations/mobile_al" /> <area shape="rect" coords="317,276,375,290" href="{site_url}locations/loxley_al" /> </map>
area { border: 1px solid #d5d5d5; }
CSS-Only Solution
Fortunately, there's a simple workaround using CSS only:
<div class="area">
.area { background: #fff; display: block; height: 475px; opacity: 0; position: absolute; width: 320px; } #area2 { left: 320px; } #area1:hover, #area2:hover { opacity: 0.2; }
In this approach, transparent blocks are placed over the image, each representing a clickable area. By setting the opacity to 0 by default and increasing it to 0.2 on hover, a subtle mouseover effect is achieved.
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