body {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 16px;
}

a {
  text-decoration: none;
}

a:hover {
  color: red;
}

a:active {
  color: green;
}

a:visited {
  color: black;
}

h1 {
  color: #15ff00;
  text-align: center;
}

h2 {
  color: #ff00bf;
  text-align: center;
}

p {
  line-height: 1.6em;
}

.c1 {
  color: #ffff00;
  background-color: black;
  border: red 5px solid;
  padding: 10px;
}

.c2 {
  color: blue;
  background-color: #ffff00;
  font-family: monospace;
  text-decoration: blue;
  text-transform: capitalize;
  letter-spacing: 0.2em;
  word-spacing: 0.5em;
}

.container {
  width: 80%;
  margin: auto;
  margin-top: 100px;
}

.c4 {
  border: 1px red solid;
  border-radius: 15px;
}

.c4 li {
  padding-bottom: 5px;
  border-bottom: red 5px dotted;
}

.c4 ul {
  list-style-image: url("../Images/Tick\ mark.png");
}

.f1 {
  padding: 20px;
}

.fg {
  padding-bottom: 20px;
}

.f1 label {
  display: block;
}

.f1 input[type="text"] {
  padding: 10px;
  width: 100%;
}

.button {
  background-color: #333;
  color: white;
  padding: 10px;
  border: none;
}

.button:hover {
  background-color: red;
  color: white;
}

.block {
  float: left;
  width: 33.3%;
  border: 3px solid blue;
  padding-bottom: 10px;
  padding-left: 10px;
  padding-right: 10px;
  box-sizing: border-box;
  border-radius: 1em;
}