style.css

html, body { 
  box-sizing: border-box; 
  padding: 0; 
  margin: 0; 
  text-align: center; 
}
*, *:before, *:after { 
  box-sizing: inherit; 
}
.clearfix:after { 
  content: ''; 
  display: block; 
  clear: both; 
  float: none; 
}
.title { 
  margin-bottom: 0; 
  text-align: center; 
  font-size: 30px; 
  color: #333; 
}
.link, .link:visited { 
  display: inline-block; 
  margin: 20px 0; 
  color: #555; 
  text-decoration: none; 
  font-weight: bold; 
}
.link:hover, .link:focus { color: #9fd6c2; }
/* container - body */
#container { 
  width: 100%;
  margin: auto;
  
}
.slide_wrap { 
  position: relative; 
  width: 400px; 
  margin: auto; 
  padding-bottom: 30px; }
.slide_box { 
  width: 100%; 
  margin: auto; 
  overflow-x: hidden; 
}
.slide_content { 
  display: table; 
  float: left; 
  width: 400px; 
  height: 400px; 
}
.slide_content > p { 
  display: table-cell; 
  vertical-align: middle; 
  text-align: center; 
  font-size: 100px; 
  font-weight: bold; 
  color: #555; 
}
.slide_content.slide01 { background: #ddbdff; }
.slide_content.slide02 { background: #9fd6c2; }
.slide_content.slide03 { background: #abe2f7; }
.slide_content.slide04 { background: #f08c78; }
.slide_content.slide05 { background: #fbdb65; }
.slide_btn_box > button { 
  position: absolute; 
  top: 50%; margin-top: -45px; 
  width: 60px; height: 60px; 
  font-size: 16px; color: #999; 
  background: none; 
  border: 1px solid #ddd; 
  cursor: pointer; 
}
.slide_btn_box > .slide_btn_prev { left: -100px; }
.slide_btn_box > .slide_btn_next { right: -100px; }
.slide_pagination { 
  position: absolute; 
  left: 50%; 
  bottom: 0; 
  list-style: none; 
  margin: 0; 
  padding: 0; 
  transform: translateX(-50%); 
}
.slide_pagination .dot { 
  display: inline-block; 
  width: 15px; 
  height: 15px; 
  margin: 0 5px; 
  overflow: hidden; 
  background: #ddd; 
  border-radius: 50%; 
  transition: 0.3s; 
}
.slide_pagination .dot.dot_active { 
  background: #333; 
}
.slide_pagination .dot a { 
  display: block; 
  width: 100%; 
  height: 100%; 
}