@charset "utf-8";
/* common
==================================*/

  main ul{
  	display: flex;
  	flex-wrap: wrap;
  	/*justify-content: center;*/
  	max-width: 1100px;
  	margin: 90px auto;
  	padding: 0 15px;
  }
  main ul li{
	margin-bottom: 1px;
	padding-right: 1px;
  	position: relative;
  	width: calc(100% / 3 - 1px);
  	max-height: 243px;
  	overflow: hidden;
  	-webkit-box-sizing: border-box;
       -moz-box-sizing: border-box;
         -o-box-sizing: border-box;
        -ms-box-sizing: border-box;
            box-sizing: border-box;
  }
  main ul li img{
  	width: 100%;
  }

  .hover_box{
  	position: absolute;
  	top: 0;
  	left: 0;
  	display: flex;
  	justify-content: center;
  	align-items: center;
  	width: 100%;
  	height: 100%;
  	color: #fff;
  	background: rgba(0,0,0,.7);
  	text-align: center;
  	opacity: 0;
  	transition: 0.3s cubic-bezier(0.57, 0.43, 0.2, 0.9);
  	margin-bottom: 1px;
	padding-right: 1px;
  }
  main ul li:hover .hover_box{
  	opacity: 1;
  }
  .hover_box p{
    padding: 0 0 44px;
    line-height: 22px;
  }
  .hover_box p strong{
    display: block;
    padding: 0 0 15px;
    font-size: 20px;
    line-height: 1;
  }
  .hover_box .btn{
  	position: absolute;
    left: 0;
    right: 0;
  	top: 158px;
  	width: 40px;
    margin: auto;
  }