body {
  color: #fff;
  margin: 0px;
  background: url(../images/back.jpg) center center fixed no-repeat;
}

.container {
  text-align: center;
}

.container h1 {
  visibility: hidden;
}
.logo {
  opacity: 0;
  animation: logo-keyframes 1.5s ease-in-out 0.5s 1 backwards;
}

.title {
  opacity: 0;
  text-align: center;
  font-weight: normal;
  margin-top: 50px;
  letter-spacing: 20px;
  animation: title-keyframes 0.5s ease-out 2s 1 forwards;
}

.menu ul {
  margin-top: 50px;
  display: flex;
  justify-content: center;
  opacity: 0.8;
}

.menu ul li {
  opacity: 0;
  width: 180px;
  text-align: center;
  animation: menu-keyframes 0.5s ease-out 2s 1 forwards;
}

@keyframes logo-keyframes {
  0% {
    margin-top: -400px;
    opacity: 0;
  }
  50% {
    margin-top: -100px;
    opacity: 0.5;
  }

  100% {
    margin-top: -230px;
    opacity: 1;
  }
}

@keyframes title-keyframes {
  0% {
    opacity: 0;
    font-size: 0.1em;
  }
  50% {
    opacity: 0.4;
    font-size: 0.7em;
  }
  100% {
    opacity: 0.8;
    font-size: 1.5em;
  }
}

@keyframes menu-keyframes {
  0% {
    opacity: 0;
    width: 200px;
  }
  50% {
    opacity: 0.4;
    width: 190px;
  }
  100% {
    opacity: 0.8;
    width: 180px;
  }
}