* {
  box-sizing: border-box;
}

html, body {
  width: 100%;
  min-height: 100%;
  margin: 0;
}

body {
  background: #000;
  color: #fff;
  font-family: Arial, Helvetica, sans-serif;
}

.topbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: 18px 24px;
  z-index: 10;
}

.connect-btn {
  border: 1px solid #fff;
  border-radius: 8px;
  background: #fff;
  color: #000;
  padding: 12px 20px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: opacity .2s ease, transform .2s ease;
}

.connect-btn:hover {
  opacity: .85;
  transform: translateY(-1px);
}

.connect-btn:active {
  transform: translateY(0);
}