.bg_style {
  display: block;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-image: url('/template/image/login-bg.jpg?w=1200');
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center center;
  filter: blur(3px);
  -webkit-filter: blur(3px);
}
#login-p::before{
  content: '';
  display: block;
  background-color: rgba(0,0,0,0.4);
  position: absolute;
  top: 0;
  right: 0;
  bottom:0;
  left:0;
  margin: 0;
  transition: all 1s;
}

#form-signin {
  background-color: rgba(255,255,255,1.0);
  max-width: 340px;
  max-height: 380px;
  bottom:0;
  margin: auto;
  border-radius: 6px;
  opacity: 0;
  box-shadow: 0 20px 30px 0 rgba(0,0,0,.1);
  -webkit-box-shadow: 0 4px 5px 0 rgba(0,0,0,0.14), 0 1px 10px 0 rgba(0,0,0,0.12), 0 2px 4px -1px rgba(0,0,0,0.3);
  box-shadow: 0 4px 5px 0 rgba(0,0,0,0.14), 0 1px 10px 0 rgba(0,0,0,0.12), 0 2px 4px -1px rgba(0,0,0,0.3);
}

#enter_animation{
  display: none;
  position: fixed;
  z-index: 6;
  top:0;
  left:0;
  right:0;
  bottom:0;
  margin:auto;
  width:100vw;
  height:100vh;
  opacity: 0;
  background-color: #fff;
  border-radius: 16px;
}

.revision_signature{
  background-color: rgba(0,0,0,0.3);
  color:#fff;
}