body{
  margin: 0;
  padding: 0;
  background: #CCC;
}

.container{
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  min-width: 500px;
  margin: 0px;
}
.head{
  width: 100%;
  text-align: center;
  font-family: 'Lato', sans-serif;
  padding-bottom: 20px;
  font-weight: normal;
  color: #222;
  letter-spacing: 1px
}
.component{
  float: left;
  margin: 10px;
  position: relative;
}


.PC{
  height: 100px;
  width: 40%;
  border: 5px solid #333;
  border-radius: 5px;
  position: relative;
}
.PC:before{
  content: '';
  width: 5px;
  height: 20px;
  border: 5px solid #333;
  position: relative;
  left: 50%;
  transform: translate(-50%);
  top: 100px;
  display: block;
  background: #333;
}
.PC:after{
  content: '';
  width: 40px;
  height: 0px;
  border: 4px solid #333;
  position: relative;
  left: 50%;
  transform: translate(-50%);
  top: 95px;
  display: block;
  border-radius: 3px;
}

.PC .flare{
  width: 50px;
  height: 1px;
  background: #AAA;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%) rotate(-45deg);
}

.PC .flare:after, .PC .flare:before{
  content: '';
  width: 30px;
  height: 1px;
  background: inherit;
  position: absolute;
  top: -5px;
  left: 50%;
  transform: translate(-50%, -50%);
  
} 
.PC .flare:after{
  top: 6px;
}


.signals{
  width: 30%;
  height: 100px;
}
.signals .dot{
  width: 10px;
  height: 10px;
  background: #444;
  display: inline-block;
  border-radius: 50%;
  position: absolute;
  left: 30%;
  top: 50%;
  opacity: 0;
  transform: translate(-50%, -50%);
  animation: blink 0.3s ease-in infinite alternate;
}

.signals .first{
  margin-left: 0px;
}

.signals .second{
  margin-left: 30px;
  animation-delay: 0.1s;
}

.signals .third{
  margin-left: 60px;
  animation-delay: 0.2s;
}

.server{
  width: 12%;
  height: 130px;
  border: 5px solid #333;
  border-radius: 5px;
  position: relative
}
.server .slot{
  display: block;
  background: #444;
  width: 90%;
  height: 8%;
  margin: 10% 5%;
  position: relative;
  top: 55%;
  border-radius: 2px;
}

.server .button{
  width: 6px;
  height: 6px;
  background: #444;
  display: inline-block;
  border-radius: 50%;
  position: absolute;
  right: 20%;
  bottom: 5%;
}
.server .button:last-of-type{
  height: 8px;
  width: 8px;
  right: 5%;
}

@-webkit-keyframes blink{
  from { opacity: 0 }
  to { opacity: 1 }
}

@media only screen and (max-width: 500px){
  .container{
    width: 100%;
    min-width: 100%
  }
  .component{
    display: block;
    float: left;
    clear: both;
    left: 50%;
    transform: translateX(-50%);
  }
  .signals{
    transform: translateX(-50%) rotate(90deg);
  }
  .server{
    width: 17%;
  }
}