границы угловых кадров Изображение CSS
<style>
.corners {
position: relative;
width: 50px; /* for demo purposes */
padding: 10px;
}
.top, .bottom {
position: absolute;
width: 20px;
height: 20px;
pointer-events: none;
}
.top {
top: 0;
border-top: 1px solid;
}
.bottom {
bottom: 0;
border-bottom: 1px solid;
}
.left {
left: 0;
border-left: 1px solid;
}
.right {
right: 0;
border-right: 1px solid;
}
</style>
<div class="corners">
<div class="top left"></div>
<div class="top right"></div>
<div class="bottom right"></div>
<div class="bottom left"></div>
content goes here
</div>
Jaskaran