.poweredby:hover .bolt {
  background: rgba(0, 0, 0, 0);
  background: -webkit-linear-gradient(top, rgba(0, 0, 0, 0) 0%, rgba(187, 187, 187, 0.25) 25%, rgba(119, 119, 119, 0.5) 50%, rgba(51, 51, 51, 0.75) 75%, black 100%);
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0) 0%, rgba(187, 187, 187, 0.25) 25%, rgba(119, 119, 119, 0.5) 50%, rgba(51, 51, 51, 0.75) 75%, black 100%);
  -webkit-animation: 1s ease 0s infinite alternate-reverse both running boltkeyframes;
  -khtml-animation: 1s ease 0s infinite alternate-reverse both running boltkeyframes;
  -moz-animation: 1s ease 0s infinite alternate-reverse both running boltkeyframes;
  -ms-animation: 1s ease 0s infinite alternate-reverse both running boltkeyframes;
  -o-animation: 1s ease 0s infinite alternate-reverse both running boltkeyframes;
  animation: 1s ease 0s infinite alternate-reverse both running boltkeyframes;
}

@-webkit-keyframes boltkeyframes {
  0% {
    opacity: 0.5;
    color: #000000;
  }
  100% {
    opacity: 1.0;
    color: #FFFFFF;
  }
}
@-moz-keyframes boltkeyframes {
  0% {
    opacity: 0.5;
    color: #000000;
  }
  100% {
    opacity: 1.0;
    color: #FFFFFF;
  }
}
@-ms-keyframes boltkeyframes {
  0% {
    opacity: 0.5;
    color: #000000;
  }
  100% {
    opacity: 1.0;
    color: #FFFFFF;
  }
}
@-o-keyframes boltkeyframes {
  0% {
    opacity: 0.5;
    color: #000000;
  }
  100% {
    opacity: 1.0;
    color: #FFFFFF;
  }
}
@keyframes boltkeyframes {
  0% {
    opacity: 0.5;
    color: #000000;
  }
  100% {
    opacity: 1.0;
    color: #FFFFFF;
  }
}