html,
body {
  height: 100%;
}

body {
  margin: 0;
  background-color: #000;
  
}
body * {
  font-family: 'Roboto',"Helvetica", sans-serif;
}

#canvas {
  display: block;
  width: 100%;
  height: 100%;
  position:absolute;
}
body.o-start #canvas {
  cursor: none;
}

#message {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  color: rgba(255, 255, 255, 0.7);
  font-family: 'Roboto',"Helvetica", sans-serif;
  font-size: 0.9rem;
  text-align: center;
  letter-spacing: 0.1em;
  pointer-events: none;
  opacity: 0;
  transition: opacity 500ms;
}
.dg {
  display: none;
}
body.o-start #message {
  opacity: 1;
  font-family: "Helvetica", 'Roboto', sans-serif;
  background: black;
}

.cerchio {
  position: relative;
  top: calc(50vh - 40px);
  /*left: calc(50vw - 330px);
  margin: 0 150px;*/
  width: 85px;
  height: 85px;
  border: 1px solid rgba(255, 231, 0, 0.75);
  background: transparent;
  border-radius: 50%;
  cursor: pointer;
  outline: 0;
  color: rgba(255, 231, 0, 0.75);
  transition: background 0.4s cubic-bezier(0.645, 0.045, 0.355, 1);
  
}


.cerchio:hover {
  background: #FFE700;
}

.cerchio.magnet {
  border: 2px solid #FFE700;
}

.cursor-wrap {
  position: fixed;
  top: 0;
  left: 0;
  pointer-events: none;
}

.cursor {
  position: fixed;
  top: -100px;
  left: -100px;
}

.circle {
  transform: scale(0.8);
  transition: all 0.2s ease-in-out;
}
.div-btn {
    margin: 0 auto;
    width: 550px;
    height: 200px;
    left: 50%;
    top: 50%;
    justify-content: space-between;
    display: flex;
}