html,
body {
  height: 100%;
  margin: 0;
  padding: 0;
  font-family: Arial, sans-serif;
}

.header {
  background-color: #ffffff; /* Blanco */
  height: 100px;
  padding: 0 30px;
  border-bottom: 5px solid #0176de; /* Línea azul gruesa */
  display: flex;
  align-items: center;
}

.header img {
  height: 40px;
  padding-left: 50px;
}
.container {
  padding-top: 20px;
  padding-bottom: 30px;
}