body, html {
  margin: 0;
  padding: 0;
  height: 100%;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: url('trading.jpg') no-repeat center center/cover;
}

.overlay {
  
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
}

.content {
  text-align: center;
  color: #fff;
  max-width: 600px;
  padding: 20px;
}

h1 {
  font-size: 3em;
  margin-bottom: 10px;
}

#countdown {
  display: flex;
  justify-content: space-around;
  margin: 20px 0;
}

#countdown div {
  text-align: center;
}

#countdown span {
  font-size: 2em;
  display: block;
}

form {
  margin-top: 20px;
}

input[type="email"] {
  padding: 10px;
  width: 70%;
  max-width: 300px;
  border: none;
  border-radius: 5px;
}

button {
  padding: 10px 20px;
  margin-left: 10px;
  border: none;
  border-radius: 5px;
  background-color: #ff6600;
  color: #fff;
  cursor: pointer;
}

button:hover {
  background-color: #e65c00;
}