css3鼠标悬停图片文字展示动画效果

css3鼠标悬停图片文字展示动画效果

html:

		<div class="trade-content">
			<div class="trade-title">
				<p>企业行业专属建站</p>
			</div>
			<div class="trade-black">
				<div class="trade-box">
					<div class="trade-box-list">
						<div class="trade-box-item item01">
							<a href="#">
								<div class="item-logo">
									<img src="images/img001.svg" alt="">
								</div>
								<div class="item-title">外贸行业</div>
								<div class="item-text">
									<p>母语级翻译</p>
									<p>提供“海外部署”</p>
									<p>打通海外社交媒体</p>
									<p>海外商机汇集</p>
								</div>
							</a>
						</div>
						<div class="trade-box-item item02">
							<a href="#">
								<div class="item-logo">
									<img src="images/img002.svg" alt="">
								</div>
								<div class="item-title">培训行业</div>
								<div class="item-text">
									<p>课程管理</p>
									<p>线上报名缴费</p>
									<p>约课\试听</p>
									<p>教师\学员管理</p>
								</div>
							</a>
						</div>
						<div class="trade-box-item item03">
							<a href="#">
								<div class="item-logo">
									<img src="images/img003.svg" alt="">
								</div>
								<div class="item-title">机械行业</div>
								<div class="item-text">
									<p>产品多参数展示</p>
									<p>360°产品展示</p>
									<p>视频、下载</p>
									<p>参数对比、批量询价</p>
								</div>
							</a>
						</div>
						<div class="trade-box-item item04">
							<a href="#">
								<div class="item-logo">
									<img src="images/img004.svg" alt="">
								</div>
								<div class="item-title">家装行业</div>
								<div class="item-text">
									<p>装修在线报价</p>
									<p>装修效果动态</p>
									<p>设计工具</p>
									<p>系统对接</p>
								</div>
							</a>
						</div>
						<div class="trade-box-item item05">
							<a href="#">
								<div class="item-logo">
									<img src="images/img005.svg" alt="">
								</div>
								<div class="item-title">酒店民宿业</div>
								<div class="item-text">
									<p>在线订房订餐业务</p>
									<p>一键导航</p>
									<p>移动端营销</p>
								</div>
							</a>
						</div>
					</div>
				</div>
			</div>
		</div>

css:

创建main.css

html, body, div, dl, dt, dd, ol, ul, li, h1, h2, h3, h4, h5, h6, p, 
blockquote, pre, button, fieldset, form, input, legend, textarea, th, td{
    margin: 0;
    padding: 0;
}
html,body{
	margin: 0;
	color: #333;
	height: 100%;
}
*{
	box-sizing: border-box;
}
a{
	color: #666;
	text-decoration: none;
}
a:hover{
	color: #eee;
}
img{
	border: 0;
}
button{
	outline: 0;
}
body{
	background-color: #f4f5f9;
	color: #666;
	font-family: 'Microsoft Yahei',sans-serif;
}
button, input, optgroup, select, textarea{
	margin: 0;
	outline: 0;
	font: inherit;
	color: inherit;
}
li{
	list-style: none;
}
.clearfix::after{
	clear: both;
	content: '.';
	display: block;
	height: 0;
	visibility: hidden;
}

.trade-content{
	padding: 30px 0;
}
.trade-title{
	font-size: 24px;
	color: #333;
	text-align: center;
	margin: 50px 0;
	position: relative;
}
/* 绘制一个倒三角形 */
.trade-title::before{
	content: '';
	width: 0;
	height: 0;
	position: absolute;
	bottom: -19px;
	left: 50%;
	border: 6px solid;
	border-color: #20b09f transparent transparent;
	transform: translateX(-50%);
}
/* 绘制一个短横线 */
.trade-title::after{
	content: '';
	width: 52px;
	height: 3px;
	background-color: #20b09f;
	position: absolute;
	bottom: -8px;
	left: 50%;
	transform: translateX(-50%);
}
.trade-black{
	height: 400px;
	background-color: #30383e;
}
/* .trade-box 让这个盒子水平居中 */
.trade-box{
	width: 1200px;
	margin: 0 auto;
	position: relative;
	transition: all 0.3s ease;
}
/* .trade-box-list 将这个盒子转化成 弹性容器 */
.trade-box-list{
	display: flex;
	flex-direction: row;
	justify-content: center;
	align-items: center;
}
/* 弹性项目 */
.trade-box-item{
	height: 400px;
	text-align: center;
	flex: 1;
	position: relative;
	background-repeat: no-repeat;
	background-position: center center;
	background-size: 100% auto;
}
.trade-content .trade-box-item::before{
	content: '';
	width: 100%;
	height: 100%;
	position: absolute;
	left: 0;
	top: 0;
	background-color: rgba(0,0,0,0.6);
	transition: all 0.4s cubic-bezier(0.4,0,0.2,1);
}
.trade-box-item a{
	width: 100%;
	height: 100%;
	position: absolute;
	left: 0;
	top: 0;
}
a,button,input,textarea{
	transition: all 0.3s ease;
}

/* 将包裹图片的.item-logo 设置为 */
.item-logo{
	margin: 0 auto;
	display: block;
}
.trade-content .trade-box-item .item-logo{
	position: relative;
	margin-top: 120px;
	transition: all 0.4s cubic-bezier(0.4,0,0.2,1);
}
.item-logo img{
	display: block;
	margin: 0 auto;
	max-width: 100%;
}
.item-title{
	font-size: 20px;
	font-weight: bold;
	color: #fff;
	padding: 20px 0;
	position: relative;
}
.trade-content .item-text::before{
	content: '';
	display: block;
	width: 20px;
	border-bottom: 2px solid #fff;
	margin: 0 auto 20px;
	transition: all 0.4s cubic-bezier(0.4,0,0.2,1);
}
.item-text{
	position: relative;
	opacity: 0;
	margin-top: 10px;
	transition: all 0.4s cubic-bezier(0.4,0,0.2,1);
}
.item-text p{
	color: #fff;
	font-size: 16px;
	margin-bottom: 5px;
}
.trade-content .item01{
	background-image: url('./../img/icon-at01.png');
}
.trade-content .item02{
	background-image: url('./../img/icon-at02.png');
}
.trade-content .item03{
	background-image: url('./../img/icon-at03.png');
}
.trade-content .item04{
	background-image: url('./../img/icon-at04.png');
}
.trade-content .item05{
	background-image: url('./../img/icon-at05.png');
}
.trade-content .trade-box-item:hover .item-text{
	display: block;
	opacity: 1;
	margin-top: 0;
}
.trade-content .trade-box-item:hover::before{
	background-color: rgba(32,176,159,0.9);
}
.trade-content .trade-box-item:hover .item-logo{
	margin-top: 80px;
}
.trade-content .trade-box-item:hover .item-title::before{
	opacity: 0;
	margin-bottom: 0;
}