body {
    margin: 0;
    padding: 0;
    background-image: url('naslovnaFinal.jpg');
    background-size: cover;
    font-family: sans-serif;
}

.loginbox {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 350px;
    height: 400px;
    padding: 20px 40px;
    box-sizing: border-box;
    background: rgba(0,0,0,0.5);
}

.user {
    width: 100px;
    height: 100px;
    overflow: hidden;
    top: calc(50% - 50px);
    left: calc(50% - 50px);
    position: absolute;
}

h2 {
    padding: 0;
    margin-bottom: 10px;
    text-align: center;
    color: rgb(255, 217, 9);
}

.lblfirma, .lblusername, .lblpass {
    font-weight: bold;
    color: #fff;
}

.txtfirma, .txtusername, .txtpass {
    width: 100%;
    margin-bottom: 20px;
}

.txtfirma, .txtusername, .txtpass {
    border: none;
    border-bottom: 3px solid #fff;
    outline: none;
    height: 40px;
    color: #fff;
    font-size: 16px;
    background-color: transparent;
}

::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.btnprijava {
    border: none;
    outline: none;
    height: 40px;
    font-size: 16px;
    color: #fff;
    background-color: rgb(255, 9, 9);
    cursor: pointer;
    border-radius: 20px;
    transition: .3s ease-in-out;
    width: 100%;
    margin-bottom: 10px;
}

.btnRegistriraj {
    width: 300px;
    height: 40px;
    font-size: 16px;
    font-family: tahoma;
    margin-top: 20px;
    margin-right: 20px;
    position: absolute;
    top: 0;
    right: 0;
    border-radius: 20px;
    transition: .3s ease-in-out;
    background-color: rgb(46, 87, 202);
    color: #fff;
    border: none;
    outline: none;
}

.btnRegistrirajIspod {
    border: none;
    outline: none;
    height: 40px;
    font-size: 16px;
    color: #fff;
    background-color: rgb(46, 87, 202);
    cursor: pointer;
    border-radius: 20px;
    transition: .3s ease-in-out;
    width: 100%;
    margin-bottom: 10px;
}

.HyperLink {
    color: #fff;
    background-color: white;
}

@media screen and (max-width: 1400px) {
    body {
        background-size: auto;
    }
}