@import url("https://fonts.googleapis.com/css2?family=Poppins:wght@700&display=swap");
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  height: 100vh;
  background-color: black;
  font-family: "Poppins", sans-serif;
}
.container {
  position: relative;
  margin: 5%;
  text-align: center;
}
p {
  color: white;
  font-size: 2rem;
}
.container-runner {
  margin-top: 5%;
  margin-left: -5%;
  height: 25vh;
  background-color: white;
  overflow: hidden;
}

#runner1 {
  animation: moveForward1 1s infinite linear;
}

@keyframes moveForward1 {
  0% {
    transform: translate(-50px);
    opacity: 1;
  }
  25% {
    transform: translate(150px);
    opacity: 0;
  }
  50% {
    transform: translate(150px);
    opacity: 0;
  }
  100% {
    transform: translate(150px);
    opacity: 0;
  }
}
#runner2 {
  margin-left: -460px;
  animation: moveForward2 1s infinite linear;
}
@keyframes moveForward2 {
  0% {
    transform: translate(0);
    opacity: 0;
  }
  25% {
    transform: translate(150px);
    opacity: 1;
  }
  50% {
    transform: translate(150px);
    opacity: 0;
  }
  100% {
    transform: translate(150px);
    opacity: 0;
  }
}

#runner3 {
  margin-left: -310px;
  animation: moveForward3 1s infinite linear;
}
@keyframes moveForward3 {
  0% {
    transform: translate(0);
    opacity: 0;
  }
  25% {
    transform: translate(150px);
    opacity: 0;
  }
  50% {
    transform: translate(150px);
    opacity: 1;
  }
  100% {
    transform: translate(150px);
    opacity: 0;
  }
}
#runner4 {
  margin-left: -160px;
  animation: moveForward4 1s infinite linear;
}
@keyframes moveForward4 {
  0% {
    transform: translate(0);
    opacity: 0;
  }
  25% {
    transform: translate(150px);
    opacity: 0;
  }
  50% {
    transform: translate(150px);
    opacity: 0;
  }
  100% {
    transform: translate(150px);
    opacity: 1;
  }
}

#buggy {
  position: absolute;
  top: 28%;
  left: -10%;
  border-radius: 50%;
  z-index: 2;
}
#grave {
  position: absolute;
  top: 28%;
  right: -7%;
  border-radius: 50%;
  z-index: 2;
}

.btn {
  text-decoration: none;
  display: inline-block;
  font-family: "Poppins", sans-serif;
  font-size: 1.25rem;
  font-weight: 600;
  background-color: #fff;
  border-radius: 40em;
  border-style: none;
  box-shadow: #a1bfe8 0 -20px 10px inset;
  box-sizing: border-box;
  color: #000000;
  letter-spacing: -0.25px;
  padding: 1rem 1.4rem;
  text-align: center;
  transition: all 0.15s;
  cursor: pointer;
}

.btn:hover {
  color: white;
  background-color: #9bd83f;
  box-shadow: #1c910f 0 -6px 8px inset;
  transform: scale(1.1);
}

.btn:active {
  transform: scale(1.1);
}

.hide {
  display: none;
}
.fadeIn {
  opacity: 0;
}
@keyframes fadeIn {
  0% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}