body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background-color: #3955d1;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  min-height: 100vh;
}
header {
  background-color: #023059;
  color: #fff;
  width: 100%;
  padding: 10px 0;
}
.imagelogo {
  height: 50px;
  padding-left: 10px;
}
.container {
  background-color: #fff;
  padding: 40px;
  border-radius: 8px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  width: 400px;
  margin: 50px 0;
}
.icon-calendar {
  display: block;
  margin: 0 auto 20px;
  width: 90px;
  height: 90px;
  background-image: url("/static/images/Group.png");
  background-size: cover;
}
h1 {
  text-align: center;
  color: #333;
  margin-bottom: 30px;
}
.form-group {
  margin-bottom: 20px;
}
label {
  display: block;
  margin-bottom: 8px;
  color: #333;
  font-weight: bold;
}
input[type="text"],
input[type="email"],
input[type="password"] {
  width: calc(100% - 20px);
  padding: 10px;
  border: 2px solid #ddd;
  border-radius: 4px;
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.1);
}
.btn-criar-conta {
  width: 100%;
  padding: 12px;
  background-color: #28a745;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-weight: bold;
  margin-bottom: 15px;
}
.btn-criar-conta:hover {
  background-color: #218838;
}
.btn-voltar {
  width: 100%;
  padding: 12px;
  background-color: #6c757d;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-weight: bold;
  text-decoration: none;
  display: block;
  text-align: center;
}
.btn-voltar:hover {
  background-color: #5a6268;
}
.flash-messages {
  width: 100%;
  max-width: 400px;
  margin-top: 20px;
}
.error {
  background-color: #f8d7da;
  color: #721c24;
  padding: 10px;
  border-radius: 4px;
  border: 1px solid #f5c6cb;
  margin-bottom: 10px;
}
.success {
  background-color: #d4edda;
  color: #155724;
  padding: 10px;
  border-radius: 4px;
  border: 1px solid #c3e6cb;
  margin-bottom: 10px;
}