Looking for a solution to remove the line behind a transparent button in CSS? Check out the image below for reference. https://i.sstatic.net/Aq2Dl.png
.fullscreen {
height: 100%;
width: 100%;
background: no-repeat url("https://www.planetware.com/wpimages/2019/10/switzerland-in-pictures-most-beautiful-places-matterhorn.jpg") center / cover;
}
.line {
position: absolute;
width: 3px;
height: 100%;
background-color: rgba(255, 255, 255, 1);
top: 0;
left: 50%;
}
.btn {
position: absolute;
width: 100px;
height: 100px;
border: 3px solid #ffffff;
transform: translate(-50%, -50%);
top: 50%;
left: 50%;
z-index: 1;
}
.btn::after {
content: '';
display: block;
width: 60px;
height: 60px;
background: #ffffff;
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
}<div class="fullscreen">
<span class="line"></span>
<div class="btn"></div>
</div>