body {
  background: #666;
}
.chat-block {
  background: #000;
  width: 785px;
  min-height: 200px;
  font-family: arial, sans-serif;
  padding: 10px;
}
.chat-block .input-block {
  color: #fff;
  font-size: 14px;
}
.chat-block .input-block label {
  margin: 0 10px;
}
.chat-block .input-block input {
  background: #fff;
  border: 1px solid #ccc;
  height: 17px;
  padding: 0 10px;
}
.chat-block .input-block button {
  cursor: pointer;
  border: none;
  background: #fff;
  border-radius: 5px;
  color: #000;
  height: 19px;
  line-height: 14px;
  vertical-align: top;
  padding: 1px 10px;
  margin-left: 10px;
}
.chat-block .chat-text-block {
  margin-top: 10px;
}
.chat-block .chat-text-block table {
  border-collapse: collapse;
}
.chat-block .chat-text-block table tr td {
  color: #fff;
  padding: 5px;
  box-sizing: border-box;
  text-align: left;
}
.chat-block .chat-text-block table tr td:first-child {
  color: #7d7d7d;
  min-width: 91px;
}
.chat-block .chat-text-block table tr td:nth-child(2) {
  font-weight: bold;
}
.chat-block .chat-text-block table tr td:nth-child(2) span {
  padding-right: 10px;
}
.chat-block .chat-text-block table tr td:last-child {
  font-style: italic;
}
.chat-block .chat-text-block table tr:nth-child(odd) td {
  background: #333;
}
.chat-block .chat-text-block table tr.sender-chat td:nth-child(2) span {
  color: #f00;
}