@charset "Shift_JIS";

.Box_sol01 {
	clear: both;
	margin: 0 0 15px;
	padding: 15px;
        border: 1px solid #cdcdcd;
	zoom: 1;
        -webkit-box-shadow: 3px 3px 3px #cccccc;
        moz-box-shadow: 3px 3px 3px #cccccc;
        box-shadow: 3px 3px 3px #cccccc;
}

iframe{
top: 0;
left: 0;
width:100% !important;
height: 100% !important;
}

.youtube {
  position: relative;
  width: 100%;
  padding-top: 56.25%;
}
.youtube iframe {
  position: absolute;
  top: 0;
  right: 0;
  width: 100% !important;
  height: 100% !important;
}