body{
    margin: 0;
    padding: 0;
    /*
    background: url(../img/fundo-login.jpg) no-repeat;
    */
    background: rgba(8, 8, 8, 0.781);
    
    height: 100vh;
    font-family: sans-serif;
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
    overflow: hidden
}

    
@media screen and (max-width: 600px;){body{background-size: cover;: fixed}}
#particles-js{height: 100%}.loginBox{position: absolute;top: 50%;left: 50%;transform: translate(-50%,-50%);width: 350px;min-height: 200px;background: #000000;border-radius: 10px;padding: 40px;box-sizing: border-box}
.user{margin: 0 auto;display: block;margin-bottom: 20px}h3{margin: 0;padding: 0 0 20px;color: #2eb427;text-align: center}
.loginBox input{width: 100%;margin-bottom: 20px}
.loginBox input[type="text"], 
.loginBox input[type="email"], 
.loginBox input[type="password"]{border: none;border-bottom: 2px solid #262626;outline: none;height: 40px;color: #fff;background: transparent;font-size: 16px;padding-left: 20px;box-sizing: border-box}
.loginBox input[type="text"]:hover, 
.loginBox input[type="password"]:hover{color: #42fa85;border: 1px solid #42fa85;box-shadow: 0 0 5px rgba(0,255,0,.3), 0 0 10px rgba(0,255,0,.2), 0 0 15px rgba(0,255,0,.1), 0 2px 0 black}
.loginBox input[type="text"]:focus, 
.loginBox input[type="password"]:focus{border-bottom: 2px solid #42fa85}
.inputBox{position: relative}
.inputBox span{position: absolute;top: 10px;color: #262626}
.loginBox input[type="submit"]{border: none;outline: none;height: 40px;font-size: 16px;background: #2eb427;color: #fff;border-radius: 20px;cursor: pointer}
.loginBox a{color: #262626;font-size: 14px;font-weight: bold;text-decoration: none;text-align: center;display: block}
a:hover{color: #00ffff}p{color: #0000ff}