body {
  background-image: url(https://i.pinimg.com/originals/ea/ba/1e/eaba1e71d4de886bffbeb98bb842769c.jpg);
  background-repeat: repeat;
  background-color: rgb(209, 228, 200);
}

.bg-trasparent {
  background-color: rgba(255, 255, 255, 0.5);
  -webkit-box-shadow: 0px 10px 21px 0px rgba(0, 0, 0, 0.75);
  -moz-box-shadow: 0px 10px 21px 0px rgba(0, 0, 0, 0.75);
  box-shadow: 0px 10px 21px 0px rgba(0, 0, 0, 0.75);
}

.grid {
  border: 1px solid black;
  height: 180px;
  width: 180px;
  display: flex;
  flex-wrap: wrap;
  display: inline-flex;
  margin-top: 30px;
  margin-bottom: 30px;
}

.grid div {
  height: 20px;
  width: 20px;
}

.ending-block {
  background-color: red;
}

.starting-block {
  background-color: blue;
}

.l1,
.l2,
.l3 {
  background-color: brown;
}

.l4,
.l5 {
  background-color: lightblue;
}

.c1 {
  background-color: black;
}

.c2,
.c3 {
  background-color: lightgrey;
}

.frog {
  background-color: green;
  /* background-image: url(https://media2.giphy.com/media/65h685bN940XOqtAyH/giphy.gif); */
}

.frog-gif {
  display: flex;
  flex-direction: row-reverse;
  align-items: flex-end;
  width: 100%;
  height: auto;
}

.btn {
  margin-bottom: 10px;
}

.btn a {
  text-decoration: none;
}