body {
    background-image: url(../img/Fondo.png);
    margin: 0;
    padding: 0;
    background-size: cover;
    font-family: sans-serif;
    height: 100vh;
}

.login-box {
    width: 460px;
    height: 450px;
    background: #004080;
    color: #000;
    top: 50%;
    left: 50%;
    
    position: absolute;
    transform: translate(-50%, -50%);
    box-sizing: border-box;
    padding: 70px 30px;
}

.login-box .avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    position: absolute;
    top: -50px;
    left: calc(50% - 50px);
}

.login-box h1 {
    margin: 0;
    padding: 0;
    font-weight: bold;
    display: block;
    color: white;
}

.login-box label {
    margin: 0;
    padding: 0;
    font-weight: bold;
    display: block;
}

.login-box input {
    width: 100%;
    margin-bottom: 20px;
}

.login-box input[type="text"],
.login-box input[type="password"] {
    border: none;
    border-bottom: 1px solid #131094;
    background: transparent;
    outline: none;
    height: 40px;
    color: white;
    font-size: 18px;
    border-radius: 20px;
}

.login-box input[type="submit"] {
    border: none;
    outline: none;
    height: 40px;
    background: #131094;
    color: white;
    font-size: 18px;
    border-radius: 20px;
}

.login-box input[type="submit"]:hover {
    cursor: pointer;
    background: #2184D0;
    color: white;
}