.main {
  display:display: block;
  padding: 2rem;
  
     } 
 .wrapper {
	background: #cccccc;
	margin: 0 auto;
	
}
  
.txt {
    color: #333333;
    text-align: left;
	 font-size: 20px;
    padding: 2rem;
}


/*SWELL目次風*/
.box1 {
padding:2em;
background:linear-gradient(-45deg,transparent 25%,#eee 25%,#eee 50%,transparent 50%,transparent 75%,#eee 75%,#eee);
background-size: 4px 4px;
border-bottom: 4px double #ddd;
border-top: 4px double #ddd;
background-clip: padding-box;
}

.box1 left{
 margin-right:auto;
}
.btn--orange,
h2 {
  border-bottom: 3px solid #ff3333;
  color: #ff3333;
} 

.textlink03 a::after {
	content: '';
	position: absolute;
	bottom: 0;
	left: 0;
	width: 0;
	height: 10px;
	background-color: rgba(185,155,0,0.5);
	transition: width 0.3s;
}

.textlink03 a:hover::after {
	width: 100%;
}


footer {
  background: dimgray;
  color: white;
  margin-top: 3rem;
  padding: 3rem;
  text-align: center;
}

<style type="text/css">

#ccc table{
    text-align: center;
	border-collapse:collapse;
	font-size:14px;
	color:#222;
	margin:0 auto;
	width:980px;
	}
#ccc table td{
	padding:10px 9px;
	border:1px solid #999;
	text-align: center;
}
#ccc tr.top{
	background:#000;
	color:#fff;
	font-size:16px;
	font-weight:bold;
	border-bottom:none;
	text-align: center;
}
#ccc tr.top td{
	width:25%;
}
#ccc td.one{
	background:#add8e6;
}

.box28 {
    position: relative;
    margin: 2em 0;
    padding: 25px 10px 7px;
    border: solid 2px #FFC107;
}
.box28 .box-title {
    position: absolute;
    display: inline-block;
    top: -2px;
    left: -2px;
    padding: 0 9px;
    height: 25px;
    line-height: 25px;
    font-size: 17px;
    background: #FFC107;
    color: #ffffff;
    font-weight: bold;
}
.box28 p {
    margin: 0; 
    padding: 0;
}
h3 {
  position: relative;
  border-bottom: 6px solid #094;
}

h3:before {
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 20%;
  height: 6px;
  content: '';
  background: #00cc5b;
}

</style>