body {
    background-color: #000;
	background-image: url(../img/bg-2.jpeg);
    background-size: cover;
    background-repeat: no-repeat;
    background-position: bottom;
    overflow: hidden;
 
}
#particles-js:before {
    content:'';
    position: absolute;
        top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: rgba(0,0,0,0.5);
}

#loginbox {
    background-color: #fff;
    height: 265px;
    opacity: 0.8;
}

.alert {
    margin-top: 20px;
    width: 400px;
}
@media (max-width: 422px){
  .msg-demo{
    width: 100%;
    /*display: none !important;*/
  }
}

header{
    width: 100%;
    height: auto;
    position: relative;
    overflow: hidden;
}

video{
    position: fixed;
    min-width: 100%;
    min-height: 100%;
    top: 50%;
    left: 50%;
    transform: translateX(-50%) translateY(-50%);
    z-index: -1;
}