* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Arial, Helvetica, sans-serif;
}

body {
  background: #f8f8f8;
  color: #333;
  line-height: 1.6;
}

header {
  background: #ffcc00;
  color: #000;
  text-align: center;
  padding: 2rem 1rem;
}

header h1 {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

header p {
  font-size: 1.2rem;
  margin-bottom: 1rem;
}

.btn {
  display: inline-block;
  background: #25d366;
  color: white;
  padding: 0.8rem 1.2rem;
  margin: 0.5rem;
  border-radius: 5px;
  text-decoration: none;
  font-weight: bold;
  transition: 0.3s;
}

.btn:hover {
  background: #1ebe5d;
}

section {
  padding: 2rem 1rem;
  max-width: 900px;
  margin: auto;
}

section h2 {
  margin-bottom: 1rem;
  color: #222;
}

#servicos ul {
  list-style: none;
}

#servicos li {
  background: #f3eed4;
  margin: 0.5rem 0;
  padding: 0.8rem;
  border-left: 5px solid #ffcc00;
  box-shadow: 0 0 5px rgba(0,0,0,0.1);
}

form {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  margin-top: 1rem;
}

form input, form textarea {
  padding: 0.8rem;
  border: 1px solid #ccc;
  border-radius: 5px;
}

form button {
  background: #ffcc00;
  border: none;
  padding: 0.8rem;
  border-radius: 5px;
  font-weight: bold;
  cursor: pointer;
}

form button:hover {
  background: #e6b800;
}

footer {
  background: #222;
  color: white;
  text-align: center;
  padding: 1rem;
  margin-top: 2rem;
}

#whatsapp-btn {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: #25d366;
  color: white;
  padding: 1rem;
  border-radius: 50%;
  font-size: 1.5rem;
  text-align: center;
  box-shadow: 0 0 10px rgba(0,0,0,0.3);
  text-decoration: none;
  transition: 0.3s;
}

#whatsapp-btn:hover {
  background: #1ebe5d;
}

.modalDialog {
  position: fixed;
  font-family: Arial, Helvetica, sans-serif;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  background: rgba(0, 0, 0, 0.8);
  z-index: 99999;
  opacity: 0;
  -webkit-transition: opacity 400ms ease-in;
  -moz-transition: opacity 400ms ease-in;
  transition: opacity 400ms ease-in;
  pointer-events: none;
}
.modalDialog:target {
  opacity: 1;
  pointer-events: auto;
}
.modalDialog > div {
  width: 400px;
  position: relative;
  margin: 10% auto;
  padding: 5px 20px 13px 20px;
  border-radius: 10px;
  background: #fff;
  background: -moz-linear-gradient(#fff, #999);
  background: -webkit-linear-gradient(#fff, #999);
  background: -o-linear-gradient(#fff, #999);
}
.close {
  background: #606061;
  color: #FFFFFF;
  line-height: 25px;
  position: absolute;
  right: -12px;
  text-align: center;
  top: -10px;
  width: 24px;
  text-decoration: none;
  font-weight: bold;
  -webkit-border-radius: 12px;
  -moz-border-radius: 12px;
  border-radius: 12px;
  -moz-box-shadow: 1px 1px 3px #000;
  -webkit-box-shadow: 1px 1px 3px #000;
  box-shadow: 1px 1px 3px #000;
}
.close:hover {
  background: #00d9ff;
}