body {
  margin: 0;
}

.title {
  font-family: 'Times New Roman', Times, serif;
}

.url {
  text-decoration: none;
  margin: 200px auto;
  color: #c617c3
}

.header {
  width: 100vw;
  height: 5vh;
  margin-bottom: auto;
  z-index: 1;
  background-color: #409EFF;
}

#tz {
  display: flex;
  width: 3vh;
  margin-left: auto;
  margin-right: 1vw;
  justify-content: flex-start;
  align-items: center;
}

#tz:hover {
  transition: all 0.5s;
  transform: scale(1.4, 1.4);
}

.aside {
  margin-right: auto;
  justify-content: center;
  align-items: center;
  height: 95vh;
  width: 15vw;
  background-color: #ecf5ff;
}

.content {
  width: 85vw;
  height: 95vh;
  flex: auto;
  justify-content: center;
  align-items: center;
}

.aside_con {
  display: flex;
  justify-content: center;
}

div {
  display: flex;
}

.pole {
  align-items: center;
  width: 25vw;
  height: 2vh;
  border-radius: 7px;
  background-color: #ecf5ff;
}

.ball {
  animation: myball 2s;
  animation-direction: alternate;
  animation-iteration-count: infinite;
  animation-timing-function: ease-in-out;
  width: 1.5vh;
  height: 1.5vh;
  margin: auto 0.3vh;
  border-radius: 100%;
  background-color: #F56C6C;
}

.circles {
  flex: 100%;
  flex-wrap: wrap;
}

.circle {
  width: 10vh;
  height: 10vh;
  margin: 30px;
  border-radius: 50%;
  background-color: #67C23A;
}

.buttons {
  margin-left: 2vw;
  flex-direction: column;
}

.but {
  width: 5vw;
  height: 4vh;
  margin: 10px;
  border-radius: 5px;
  border-width: 0px;
  background-color: #ecf5ff;
  color: #409EFF;
}

.but:hover {
  animation: buttons 0.6s;
}

.dis {
  flex-direction: column;
}

@keyframes myball {
  0% {
    background-color: #F56C6C;
    margin-left: 0.3vh;
  }

  50% {
    background-color: #E6A23C;
  }

  100% {
    background-color: #67C23A;
    margin-left: 24vw;
  }
}

@keyframes buttons {
  0% {
    background-color: #ecf5ff;
    color: #409EFF;
  }

  100% {
    background-color: #409EFF;
    color: #ecf5ff;
  }
}