.whatsapp-btn-container {
  position: fixed;
  right: 30px;
  opacity: 0;
  bottom: -50px;
  padding: 24px;
  animation: fade-up 1500ms forwards;
  animation-delay: 1000ms;
}

@keyframes fade-up {
  100% {
      bottom: 800px;
      opacity: 1;
  }
}

.whatsapp-btn-container .whatsapp-btn {
  font-size: 48px;
  color: #25d366;
  display: inline-block;
  transition: all 400;
}

.whatsapp-btn-container .whatsapp-btn:hover {
  transform: scale(1.2);
}

.whatsapp-btn-container span {
  position: absolute;
  top: 0;
  left: 4px;
  font-family: "Roboto", sans-serif;
  font-weight: bold;
  color: #075e54;
  transform: rotateZ(20deg) translateX(10px);
  opacity: 0;
  transition: all 400ms;
}
.whatsapp-btn-container .whatsapp-btn:hover + span {
  transform: rotateZ(0deg) translateX(0px);
  opacity: 1;
}
/* General Reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: #333;
}

/* Header Section */
.header {
  background: #f4f4f4;
  padding: 1em 0;
  border-bottom: 1px solid #ddd;
}
.header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.logo h1 {
  color: #ff6600;
  margin-bottom: 0em;
  margin-left: 1em;
}
.nav ul {
  display: flex;
  list-style: none;
  margin-left: 0em;
  margin-bottom: 0em;
}
.nav ul li {
  margin: 0 1em;
}
.nav ul li a {
  text-decoration: none;
  margin-top: 0em;
  color: #333;
}

/* Hero Section */
.hero {
  background: url('solar-bg.jpg') no-repeat center/cover;
  color: white;
  text-align: center;
  padding: 2em 1em;
}
.hero h2 {
  font-size: 8em;
}
.hero .cta-buttons .btn {
  display: inline-block;
  margin: 1em 0.5em;
  padding: 0.5em 1.5em;
  background: #ff6600;
  color: white;
  text-decoration: aqua;
  border-radius: 5px;
}
.hero .cta-buttons .btn.whatsapp {
  background: #25d366;
}

/* Services Section */
.services {
  background: #f9f9f9;
  padding: 2em 1em;
  text-align: center;
}
.services ul {
  list-style: none;
  margin: 1em 0;
}
.services ul li {
  margin: 0.5em 0;
  font-weight: bold;
}

/* About Section */
.about {
  padding: 2em 1em;
  background: #fff;
  text-align: center;
}

/* Footer */
.footer {
  padding-bottom: 10px;
  margin-bottom: 10px;
  border-bottom: 10px;
  background: #333;
  color: white;
  text-align: center;
  padding: 10em;
}