*,
*::before,
*::after {
  box-sizing: border-box;
}

:root {
  /*variables*/
  --very-light-green: #edf3e9;
  --off-white: #faf9f6;
  --light-green: #c0d9c2;
  --yellow: #faeaa1;
  --light-yellow: #f8edd2;
  --cox: #3a3b3b;
  --green: #88b2aa;
  --wave-size: 250px;
}

body {
  background: var(--off-white);
}

body.container-fluid {
  padding: 0;
}

.full-height {
  height: 100vh;
}

/*main containers*/

.main {
  margin: 0 20vw;
  padding: 5rem 1rem;

  position: relative;
}

.main.single {
  padding: 1rem;
}

.modern-card {
  border-radius: 0.2rem;
  display: block;

  background-color: #fff;
  padding: 2rem;
  box-shadow: 1px 5px 15px #ccc;
}

.modern-card-header {
  margin: -2rem;
  background: var(--cox);
  border-top-right-radius: 3px;
  border-top-left-radius: 3px;
  padding: 1rem;
  color: var(--off-white);
}

.modern-card-body {
  margin-top: 2rem;
  padding-top: 2rem;
}

.modern-title {
  text-align: center;
}

.center {
  display: flex;
  justify-content: center;
}

.single {
  padding-top: 3rem;
}

.container {
  border-radius: 0.2rem;
  padding: 2rem;
  box-shadow: 1px 5px 15px #ccc;

  text-align: center;
  position: relative;
  overflow: hidden;
}

.img-container {
  border-radius: 0.2rem;
  padding: 0.5rem;
  box-shadow: 1px 5px 15px #ccc;
}

.img {
  border-radius: 0.2rem;
}

.container {
  background: radial-gradient(
      circle at 0 0,
      transparent 30%,
      var(--very-light-green) 30%,
      var(--very-light-green) 45%,
      transparent 45%
    ),
    radial-gradient(
      circle at 100% 100%,
      transparent 25%,
      var(--very-light-green) 25%,
      var(--very-light-green) 40%,
      transparent 40%
    );

  background-size: var(--wave-size) var(--wave-size),
    var(--wave-size) var(--wave-size), cover;
}

.row div .container {
  height: 100%;
}

.heading {
  text-align: center;
  padding: 1rem;
  z-index: 1;
}

.container-heading {
  width: 100%;
  z-index: 1;
}

.container-title {
  font-family: "Oswald", sans-serif;

  position: relative;
  display: inline-block;
}

.background {
  min-height: calc(100vh - 7rem);
}

.fade-in {
  opacity: 0;
  transition: opacity 250ms ease-in;
}

.fade-in.appear {
  opacity: 1;
}

@media (max-width: 1200px) {
  .main {
    margin: 1rem;
  }
}