.screamer {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  text-align: center;
  background-color: rgba(0,0,0,0.7);
  z-index: 999999999;
  -webkit-animation: animScreamerOverlay 0.3s 1 alternate;
  -moz-animation: animScreamerOverlay 0.3s 1 alternate;
  animation: animScreamerOverlay 0.3s 1 alternate;
}
.screamer:before {
  content: '';
  display: inline-block;
  height: 100%;
  vertical-align: middle;
}
.screamer .screamer-box-wrapper {
  text-align: left;
  display: inline-block;
}
.screamer .screamer-box {
  margin: 0 auto;
  width: 280px;
  background-color: #fff;
  -webkit-animation: animScreamerBox 0.3s 1 alternate;
  -moz-animation: animScreamerBox 0.3s 1 alternate;
  animation: animScreamerBox 0.3s 1 alternate;
}
.screamer .screamer-box-title,
.screamer .screamer-box-main {
  padding: 10px;
}
.screamer .screamer-box-title {
  color: #000;
  background-color: #ddd;
}
.screamer .screamer-box-main {
  background-color: #fff;
  outline: none !important;
}
.screamer .screamer-box-message {
  font-size: 1em;
}
.screamer .screamer-box-buttons {
  padding-top: 10px;
  text-align: right;
}
.screamer .screamer-box-button {
  padding: 5px 10px;
  cursor: pointer;
  display: inline-block;
  font-size: 1em;
  color: #000;
  background-color: #ddd;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}
@-moz-keyframes animScreamerBox {
  from {
    opacity: 0;
    -moz-transform: scale3d(0.95, 0.95, 0.95);
    transform: scale3d(0.95, 0.95, 0.95);
  }
  to {
    opacity: 1;
    -moz-transform: scale3d(1, 1, 1);
    transform: scale3d(1, 1, 1);
  }
}
@-webkit-keyframes animScreamerBox {
  from {
    opacity: 0;
    -webkit-transform: scale3d(0.95, 0.95, 0.95);
    transform: scale3d(0.95, 0.95, 0.95);
  }
  to {
    opacity: 1;
    -webkit-transform: scale3d(1, 1, 1);
    transform: scale3d(1, 1, 1);
  }
}
@keyframes animScreamerBox {
  from {
    opacity: 0;
    -webkit-transform: scale3d(0.95, 0.95, 0.95);
    -moz-transform: scale3d(0.95, 0.95, 0.95);
    transform: scale3d(0.95, 0.95, 0.95);
  }
  to {
    opacity: 1;
    -webkit-transform: scale3d(1, 1, 1);
    -moz-transform: scale3d(1, 1, 1);
    transform: scale3d(1, 1, 1);
  }
}
@-moz-keyframes animScreamerOverlay {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
@-webkit-keyframes animScreamerOverlay {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
@keyframes animScreamerOverlay {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}