:root {
  --primary: #059c50;
  --lighter: #4ccf89;
  --darker: #007e3f;
  --section: #eff7fa;
  --secondary: #00a44e;
  --gray: #666a6d;
}

html,
body {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

nav {
  background-color: white;
  height: 64px;
}

.navbar .navbar-nav .nav-link {
  color: var(--primary);

}


.back-to-top {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 99;
  display: none;
}

.landing {
  height: calc(100vh - 64px);
  color: white;
  position: relative;
}

.landing::after {
  content: "";
  position: absolute;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  opacity: 0.5;
background: radial-gradient(
  circle at center,
  transparent 5%,
  white 50%,
  var(--darker) 100%
);

}

.main-btn {
  background-color: var(--primary);
  color: var(--section);
  font-weight: bold;
  padding: 0.5rem 1rem;
}

.main-btn:hover {
  background-color: var(--section);
  color: var(--primary);
}

.main-title::before {
  content: "";
  position: absolute;
  width: 120px;
  height: 2px;
  background-color: var(--primary);
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
}

.features,
.our-work,
.about {
  min-height: 100vh;
}

.features .feat .icon-holder {
  height: 200px;
}

.features .feat .icon-holder .number {
  height: 100%;
  color: var(--section);
}

.features .feat .icon-holder svg {
  color: var(--primary);
  left: 50%;
  transform: translateX(-50%);
}

.features .feat h4 {
  color: var(--primary);
}


.about img {
  height: 400px;
}

.about .main-title + p {
  max-width: 500px;
}

.start-project {
  background-color: var(--section);
}

.subscribe {
  background-color: var(--section);
}

.subscribe input[type="email"] {
  height: 50px;
  border-color: transparent transparent white transparent;
  background-color: transparent;
  font-weight: bold;
  padding: 1rem;
  flex-grow: 1;
  color: var(--primary);
}

.subscribe input[type="email"]::placeholder {
  color: var(--primary);
}

.subscribe input[type="submit"] {
  color: var(--section);
  background-color: var(--primary);
  border: none;
}

.contact {
  background-color: var(--primary);
}

.contact a.mail {
  color: var(--section);
}
.contact a.mail:hover {
  background-color: var(--section);
  color: var(--primary);
}

.contact h3 {
  color: white;
}


.facebook {
  background-color: #1877f2;
}

.twitter {
  background-color: #1da1f2;
}

.linkedin {
  background-color: #0070b5;
}

.youtube {
  background-color: #ff0000;
}


.gallery-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 8px;
  transition: transform 0.3s ease-in-out;
}
.gallery-img:hover {
  transform: scale(1.05);
}
.work-holder {
  overflow: hidden;
  border-radius: 8px;
  position: relative;
}