body {
  margin: 0;
  padding: 0;
}

.logo {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 130px;
  height: 130px;
  border-radius: 50%;
  background: #368ffb;
}

.letter {
    color: white;
    position: fixed;
    top: 50%;
    left: 50%;
    font-family: sans-serif;
    font-size: 106px;
    width: auto;
    height: auto;
    margin-top: -166px;
    margin-left: -34px;
}

.logo::before {
    content: '';
    position: absolute;
    top: 40px;
    left: 38px;
    border-left: 0px solid #368ffb;
    border-right: 100px solid #368ffb;
    border-top: 100px solid transparent;
    border-radius: 50%;

}
.logo::after {
    content: '';
    position: absolute;
    top: -10px;
    left: -8px;
    border-left: 0px solid #2f8cfe;
    border-right: 100px solid #2f8cfe;
    border-top: 100px solid transparent;
    border-radius: 50%;

}
.element {
  animation:
    pulse 3s ease infinite alternate,
    nudge 5s linear infinite alternate;
  border-radius: 100%;
}

@keyframes pulse {
  0%, 100% {
    background-color: red;
  }
  50% {
    background-color: orange;
  }
}

@keyframes nudge {
  0%, 100% {
    transform: translate(0, 0);
  }

  50% {
    transform: translate(150px, 0);
  }

  80% {
    transform: translate(-150px, 0);
  }
}


html, body {
  height: 100%;
}

body {
  display: flex;
  align-items: center;
  justify-content: center;
}