* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}

body {
  background-color: rgb(0, 0, 0);
  position: relative;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.container {
  background-image: url(../images/ink-splash.png);
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center center;
  position: relative;
  height: 100vh;
}

h1 {
  padding: 5px;
  color: black;
  position: relative;
  text-align: center;
  font-size: 5.5vh;
  margin-bottom: 14vh;
  transition: color 0.8s ease;
}
h1:hover{
  color: rgb(45, 45, 45);
}

.cursor {
  border-radius: 50%;
  position: absolute;
  z-index: -1; 
  animation: pulse 4s infinite alternate;
  
}

@keyframes pulse {
    from {
      box-shadow: 0 0 4vh 2vh rgba(255, 225, 179, 0.5), 0 0 1vh 0.5vh rgba(255, 157, 9, 0);
    }
    to {
      box-shadow: 0 0 20vh 10vh rgba(255, 225, 179, 0.5), 0 0 10vh 5vh rgb(56, 102, 112);
    }
  }

/* button */
a {
  position: fixed;
  bottom: 10px;
  right: 10px;
  z-index: 2;
  color: rgb(0, 0, 0);
  text-decoration: none;
  padding: 5px;
  font-size: 3vh;
  border: 20px solid rgb(0, 0, 0);
  border-radius: 10px;
  box-shadow: rgb(0, 0, 0) 0px 0px 20px;

  transition: border 0.3s ease;
  transition: background-color 0.3s ease;
}

a:hover {
  box-shadow: rgb(255, 255, 255) 0px 0px 100px;
  background-color: gray;
  
}