body{
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    position: relative;
    background-image: url('../images/building.jpg');
    background-size: cover;
}
#login{
    border:solid 0.5px #cfcfcf;
    border-radius: 10px;
    padding: 15px;
    width: 340px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    box-shadow: 0px 0px 10px #cfcfcf;
    background-color: rgb(0,0,0,0.7);
}
#login h6, label, h4{
    color: #fff;
}
.card-body{
    padding-bottom: 0 !important;
    padding-top: 0 !important;
}
hr{
    margin-top: 5px;
    margin-bottom: 5px;
    color: #fff;
}
.invalid-feedback{
    color: rgb(220, 53, 69) !important;
    float: left !important;
}
.input-group-text{
    background: #84a1d8;
    border: solid 0.5px #84a1d8;
}
.btn-primary:hover{
    transform: scale(1.1);
    background-color: #84a1d8;
}
a{
    text-decoration: none;
    color: #fff;
}
#title-login{
    z-index: 100;
    position: relative;
    animation-name: zoomin;
    animation-duration: 1.3s;
}
img{
    width: 40%;
    position: relative;
    top: -30;
    z-index: 50;
    animation-name: zoomin;
    animation-duration: 1s;
}
@keyframes zoomin{
    0%{transform: scale(1);}
    40%{transform: scale(1.2);}
    100%{transform: scale(1.0);}
}
@media(max-width: 400px){
    #login{
        width: 90%;
    }
}