슬라이드

안녕하세요 슬라이드가 안되서

확인 부탁드립니다

<!DOCTYPE html>
<html lang="ko">
<head>
  <meta charset="UTF-8">
  <title>Document</title>
  <link rel="stylesheet" href="css/style2.css">
</head>
<body>
  <div class="container">
    <header>
        <div class="header-logo">
            <a href="#"><img src="images/logo.png" alt="로고"></a>
        </div>
        <div class="navi"></div>
    </header>
    <div class="slide">
        <a href="#"><img src="images/img1.png" alt="img1"></a>
        <a href="#"><img src="images/img2.png" alt="img2"></a>
        <a href="#"><img src="images/img3.png" alt="img3"></a>
    </div>
    <div class="items">
        <div class="news"></div>
        <div class="banner">
            <a href="#"><img src="images/banner.jpg" alt="배너"></a>
        </div>
        <div class="shortcut">
            <a href="#"><img src="images/shortcut.jpg" alt=""></a>
        </div>
    </div>
    <footer>
        <div class="footer-logo">
            <a href="#"><img src="images/logo.png" alt="로고"></a>
        </div>
        <div class="copy">
            <span>COPYRIGHTⓒ by JUST Shop. ALL RIGHTS RESERVED</span>
        </div>
        <div class="sns">
            <a href="#"><img src="images/sns1.jpg" alt="sns1"></a>
            <a href="#"><img src="images/sns2.jpg" alt="sns2"></a>
            <a href="#"><img src="images/sns3.jpg" alt="sns3"></a>
        </div>
    </footer>
</div>
</body>
</html>@charset "utf-8";

.container{
  width: 1200px;
  margin: auto;
  border: 1px solid red;
}

header{
  height: 100px;
}
header>div{
  height: 100px;
}
.header-logo{
  width: 200px;
  float: left;
}
.navi{
  width: 600px;
  float: right;
}


.slide{
  height: 300px;
  position: relative;
  overflow: hidden;
}
.slide>div{
  font-size: 0;
  position: absolute;
  top: 0;
  left: 0;
  animation: slide 10s linear infinite;
}

@keyframes slide {
  0% {top: 0;}
  30% {top: 0;}
  35% {top: -300px;}
  65% {top: -300px;}
  70% {top: -600px;}
  95% {top: -600px;}
  100% {top: 0;}
}


.items{
  overflow: hidden;
}
.items>div{
  height: 200px;
  float: left;
  width: 400px;
  box-sizing: border-box;
}
.news{}
.banner{}
.shortcut{}

footer{
  overflow: hidden;
}
footer>div{
  height: 100px;
  float: left;
  box-sizing: border-box;
}
.footer-logo{
  width: 200px;
}
.copy{
  width: 800px;
  line-height: 100px;
  text-align: center;
}
.sns{
  width: 200px;
  line-height: 140px;
  text-align: center;
}

그리고 푸터 부분에

텍스트는 line-height할때 높이값을 기존 높이와 동일한 사이즈로 하면되는데 이미지는 왜 기존 높이 사이즈로 하면 안되는걸까요??

푸터.JPG

인프런 커뮤니티 질문&답변