html - CSS - How to remove thin white line between :after element and blue border on hover on image -


this structure:

<div class="parent"> <a href="#">   <p class="carousel_img">     <span class="img"></span>        text   </p> </a>

, style:

.parent{   height: 270px;   width: 270px; } .img {     background-image: url(http://frontendtest.ru/anit/img/ps_3.jpg);     background-size: cover;     display: block;     height: 250px;     overflow: hidden;     border-radius: 50%;     -webkit-transform: scale(1.3);     -ms-transform: scale(1.3);     transform: scale(1.3);     -webkit-transition: -webkit-transform 0.3s;     transition: -webkit-transform 0.3s;     transition: transform 0.3s;     transition: transform 0.3s, -webkit-transform 0.3s;     background-repeat: no-repeat; } .carousel_img {     border-radius: 50%;     border: 4px solid #f6e9d6;     height: 260px;     width: 260px;     overflow: hidden;     -webkit-transform-style: preserve-3d;     transform-style: preserve-3d;     position: relative;     margin: 0 auto; } a:hover .carousel_img {     border-color: #2e8ce4; } .carousel_img:before {     height: 15px;     width: 15px;     border-left: 2px solid #fff;     border-bottom: 2px solid #fff;     -webkit-transform: rotate(-45deg);     -ms-transform: rotate(-45deg);     transform: rotate(-45deg);     margin: auto;     bottom: 20px;     z-index: 2; } .carousel_img:after {     content: '';     position: absolute;     left: 0;     right: 0;     display: none; } .carousel_img:after {     bottom: 0;     height: 56px;     background: #2e8ce4; } a:hover .carousel_img:before, a:hover .carousel_img:after {     display: block; }

in chrome, firefox, edge can see thin white line between blue :after element , blue border on bottom of picture when :hover on image. link on pen http://codepen.io/dmitryshutov/pen/jkovyb. how can remove thin white line?


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