<h1 data-heading="Slide">Slide</h1>

html {
  height: 100%;
}

body {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Bungee Shade', cursive;
   background: #ffed94; 
}

$size: 20px;

h1 {
  display: flex;
  align-items: center;
  justify-content: center;
  align-content: center;
  text-align: center;
  font-weight: normal;
  width: 100%;
  text-align: center;
  
  font-size: 16vw;
  background: linear-gradient(
    -45deg, 
    #4bc0c8 25%, 
    #feac5e 25%, 
    #feac5e 50%, 
    #4bc0c8 50%, 
    #4bc0c8 75%, 
    #feac5e 75%, 
    #feac5e);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-size: $size $size;
  background-position: 0 0;
  animation: stripes 1s linear infinite;
} 

@keyframes stripes {
  100% { 
    background-position: $size 0, $size 0, $size 0;
  }
}