fieldset {
 margin-bottom: 1em;
 padding: .5em;
}
form {
 margin: 0;
 padding: 0;
}
hr {
 height: 1px;
 border: 1px solid gray;
}
img { border: 0; }
table { border-collapse: collapse; }
th {
 text-align: left; /* LTR */
 padding-right: 1em; /* LTR */
 border-bottom: 3px solid #ccc;
}
.clear-block:after {
 content: ".";
 display: block;
 height: 0;
 clear: both;
 visibility: hidden;
}
.clear-block { display: inline-block; }
* html .clear-block { height: 1%; }
.clear-block { display: block; }