.container-bg {
  -webkit-filter: blur(4px);
  filter: blur(4px);
  background-image: url('https://blog.pitan76.net/wp-content/uploads/2022/07/backimage.png');
  background-size: cover;
}

h1, h2 {
  font-family:verdana, arial, helvetica, Sans-Serif;
  color:white;
  background-color:#404040;
  padding:.5em;
  border:0;
  margin:0 0 .5em 0;
  font-weight:bold;
  font-size:25px;
  border-radius:5px;
}
h3 {
  font-family:verdana, arial, helvetica, Sans-Serif;
  border-bottom:4px solid #000;

  color:inherit;
  padding-right:.5em;
  padding-left:.5em;
  padding-top:.3em;
  padding-bottom:.2em;
  margin:0 0 .5em 0;
  font-weight:normal;
  font-size:20px;
}
h4 {
  font-family:verdana, arial, helvetica, Sans-Serif;
  border-left:5px solid #000;
  color:inherit;
  padding-right:.4em;
  padding-left:.4em;
  padding-top:.2em;
  padding-bottom:.2em;
  margin:0 0 .5em 0;
  font-weight:normal;
  font-size:18px;
}
h5, h6 {
  font-family:verdana, arial, helvetica, Sans-Serif;
  color:inherit;
  padding:.1em;
  padding-left:.4em;
  border-left:3px solid #000;
  border-radius: 3px;
  margin:0 0 .5em 0;
  font-size: 13px;
  font-weight:bold;
}

a:visited {
  color:#215dc6;
}

.style_table
{
	padding:0px;
	margin-left:0px;margin-right:auto;
	text-align:left;
}

div#body, div#content, div.specialbg {
    background-color: #fff !important;
}

div#menubar {
  min-width:18em;
  max-width:18em;
}

div#menubar form div label {
  display:none;
}

div#menubar input[name=word] {
  min-width:5em;
  max-width:11em;
}

span.bcontents_body div.contents {
  border:none;
}

img#logo {
    display:none;
}

div#h_contents {
  text-align: center;
  margin: auto;
}

div.m_menubar_content {
  text-align: left;
}

div#bcontents table.style_table {
  padding:0px;
  margin:auto;
}

div#rightbar img[alt="pitan_prof.png"] {
   border-radius: 50%;
}

div#lastmodified, div#footer {
  color:white;
}

div#body img{
  max-width:100%;height:auto
}