body {
    background-color: #ffffff;
    font-size: 1em;
    font-family: times, serif;
    color: #000000;
    margin: 0;
}

hr {
   border: 1px dotted #1a1a1a;
}

h1 {
   font-size: 1.25em;
}

h2 {
   font-size: 1.125em;
}

h3 {
   font-size: 1em;
   font-style: italic;
}

h4 {
   font-size: 1em;
   color: #999999;
}

a {
   color: #ff0000;
}

a:hover {
   color: #000000;
}

img {
   max-width: 100%;
   height: auto;
   margin-top: 0.5em;
   margin-bottom: 0.5em;
}

.left {
   float: left;
   margin-right: 1em;
}

.right {
   float: right;
   margin-left: 1em;
}

.center {
   display: block;
   margin-right: auto;
   margin-left: auto;
   text-align: center;
}

.caption {
   margin-top: 0;
   font-size: 1em;
   font-style: italic;
}

@media only screen and (min-width: 600px) {
  .small {
    max-width: 60%;
    height: auto;
  }
}

#header {
    margin: 0;
    padding-top: 5%;
    padding-bottom: 1.25%;
    text-align: center;
}

#navbar {
   margin: 0 auto;
   max-width: 60%;
}

#navbar ul {
   list-style-type: none;
   margin: 0;
   padding: 0;
   display: flex;
   justify-content: center;
}

#navbar ul li a {
   display: block;
   text-align: center;
   padding: 0.75em 1em;
   color: #000000;
   text-decoration: none;
}

#navbar ul li a:hover {
   color: #ff0000;
   text-decoration: underline;
}

#content {
    margin: 0 auto;
    max-width: 60%;
    padding: 0.75em;
}

#indeximg {
   margin: 0 auto;
   padding: 0.5em;
   max-width: 100%;
}

#box {
   margin: 0 auto;
   padding: 0.5em;
   border: 2px groove #bfbfbf;
   max-width: 100%;
   height: 400px;
   overflow: scroll;
}

.article {
   display: block;
   margin: 0;
   padding: 0.5em;
   max-width: 100%;
}

#footer {
    margin: 0;
    padding-top: 1em;
    padding-bottom: 1em;
    text-align: center;
}

#footer a {
    color: #666666;
    font-size: 1em;
    text-decoration: none;
}

#footer a:hover {
    color: #ff0000;
    text-decoration: underline;
}