@charset"utf-8";
.blog {
 padding: 46px 0;
  margin-bottom: 40px;
  text-align: center;
  background-color: #fff;
}
.blog-entrance {
	text-align: center;
	margin: 20px;
}
.btnlinestretches4{
    /*線の基点とするためrelativeを指定*/
  position:relative;
    /*リンクの形状*/ 
  color:#333;
    padding: 10px 50px 10px 30px;
  
  display:inline-block;
    text-decoration: none;
    outline: none;
}

/*線の設定*/
.btnlinestretches4::before,
.btnlinestretches4::after{
  content:'';
    /*絶対配置で線の位置を決める*/
  position:absolute;
  z-index:1;
  bottom:0;
  left:0;
     /*線の形状*/   
  background:#333;
  width:100%;
  height:2px;
    /*アニメーションの指定*/
  transition:all 0.3s ease-in-out;
}

 /*hover時に伸びる線の形状*/   
.btnlinestretches4::after{
  width:0;
  background:#399D26;
}

 /*hover時に100%に伸びる*/   
.btnlinestretches4:hover::after {
  width:100%;
}

 /*矢印の設定*/   
.btnlinestretches4 span::after {
    content: '';
    /*絶対配置で矢印の位置を決める*/
    position: absolute;
    top: 1.3em;
    right: 20px;
    /*矢印の形状*/   
    width: 5px;
    height: 5px;
    border-top: 1px solid #000;
    border-right: 1px solid #000;
    transform: rotate(45deg);
    /*アニメーションの指定*/
    transition: all .3s;
}

/*hover時に矢印が移動*/   
.btnlinestretches4:hover span::after {
  right:15px;
}
.btnlinestretches4 span:hover {
	color: #399D26;
}