/* video */

video{
    position: fixed;
    /* min-width: 100%;
    min-height: 100%; */
    width: 100%;
    top: 50%;
    left: 50%;
    transform: translateX(-50%) translateY(-50%);
    z-index: -10;
}

.mask {
    position: fixed;
    min-width: 100%;
    min-height: 100%;
    background: #000;
    opacity: 70%;
    z-index: -9;
}

/* login */
.login-box {
  position: absolute;
  top: 60%;
  left: 50%;
  width: 400px;
  padding: 40px;
  transform: translate(-50%, -50%);
  background: #242424;
  box-sizing: border-box;
  box-shadow: 0 15px 25px rgba(0,0,0,.6);
  border-radius: 10px;
  z-index: 0;
}

.login-box h2 {
  margin: 0 0 30px;
  padding: 0;
  color: #fff;
  text-align: center;
}
.login-box h4 {
  margin: 0 0 30px;
  padding: 0;
  color: #fff;
  text-align: center;
}
.login-box .user-box {
  position: relative;
}
.login-box .user-box input {
  width: 100%;
  padding: 10px 0;
  font-size: 16px;
  color: #fff;
  margin-bottom: 30px;
  border: none;
  border-bottom: 1px solid #fff;
  outline: none;
  background: transparent;
}
.login-box .user-box label {
  position: absolute;
  top:0;
  left: 0;
  padding: 10px 0;
  font-size: 16px;
  color: #fff;
  pointer-events: none;
  transition: .5s;
}
.login-box .user-box input:focus ~ label,
.login-box .user-box input:valid ~ label {
  top: -20px;
  left: 0;
  color: #FF771F;
  font-size: 12px;
}
.login-box form #submit-login {
  background-color: #fff;
  position: relative;
  display: inline-block;
  padding: 10px 20px;
  color: #333;
  font-size: 16px;
  text-decoration: none;
  text-transform: uppercase;
  overflow: hidden;
  transition: .5s;
  margin-top: 40px;
  letter-spacing: 4px;
  border: none;
  width: 100%;
}
.login-box #submit-login:hover {
  background: #FF771F;
  color: #fff;
  border-radius: 5px;
  /* box-shadow: 0 0 5px #FF771F,
              0 0 25px #FF771F,
              0 0 50px #FF771F,
              0 0 100px #FF771F; */
}
.login-box #submit-login span {
  position: absolute;
  display: block;
}
/*
.login-box #submit-login span:nth-child(1) {
  top: 0;
  left: -100%;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, #FF771F);
  animation: btn-anim1 1s linear infinite;
}
*/

@keyframes btn-anim1 {
  0% {
    left: -100%;
  }
  50%,100% {
    left: 100%;
  }
}
/*
.login-box #submit-login span:nth-child(2) {
  top: -100%;
  right: 0;
  width: 2px;
  height: 100%;
  background: linear-gradient(180deg, transparent, #FF771F);
  animation: btn-anim2 1s linear infinite;
  animation-delay: .25s
}
*/

@keyframes btn-anim2 {
  0% {
    top: -100%;
  }
  50%,100% {
    top: 100%;
  }
}
/*
.login-box #submit-login span:nth-child(3) {
  bottom: 0;
  right: -100%;
  width: 100%;
  height: 2px;
  background: linear-gradient(270deg, transparent, #FF771F);
  animation: btn-anim3 1s linear infinite;
  animation-delay: .5s
}
@keyframes btn-anim3 {
  0% {
    right: -100%;
  }
  50%,100% {
    right: 100%;
  }
}
.login-box #submit-login span:nth-child(4) {
  bottom: -100%;
  left: 0;
  width: 2px;
  height: 100%;
  background: linear-gradient(360deg, transparent, #FF771F);
  animation: btn-anim4 1s linear infinite;
  animation-delay: .75s
}
*/
@keyframes btn-anim4 {
  0% {
    bottom: -100%;
  }
  50%,100% {
    bottom: 100%;
  }
}
@media(max-width: 1200px){
  .login-box {
      width: 100%;
      padding: 20px;
      top: 60%;
  }
  .login-box {
      position: absolute;
      top: 50%;
      left: 50%;
      width: 400px;
      padding: 40px;
      transform: translate(-50%, -50%);
      background: #242424;
      box-sizing: border-box;
      box-shadow: 0 15px 25px rgba(0,0,0,.6);
      border-radius: 10px;
      z-index: 0;
  }
  
  video{
    position: fixed;
    /* min-width: 100%;
    min-height: 100%; */
    height: 100%;
    width: auto;
    top: 50%;
    left: 50%;
    transform: translateX(-50%) translateY(-50%);
    z-index: -10;
}
  

}