body {
    margin: 0;
    padding: 0;
    background: url(../img/bgProsinte4.jpg) no-repeat center top;
    background-size: cover;
    font-family: sans-serif;
    height: 100vh;
}

.login-box {
    width: 320px;
    height: 500px;
    background: #009999;
    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: 20%;
    position: absolute;
    top: -50px;
    left: calc(50% - 50px);
}

.login-box h1 {
    margin: 0;
    padding: 0 0 20px;
    text-align: center;
    font-size: 22px;
}

.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 #000;
    background: transparent;
    outline: none;
    height: 40px;
    color: #000;
    font-size: 16px;
}

::-webkit-input-placeholder {
    color: #07ff77;
}

.login-box input[type="submit"] {
    border: none;
    outline: none;
    height: 40px;
    background: #251e68;
    color: #fff;
    font-size: 18px;
    border-radius: 20px;
}

.login-box input[type="submit"]:hover {
    cursor: pointer;
    background: #07ff77;
    color: #000;
}

.login-box a {
    text-decoration: none;
    font-size: 12px;
    line-height: 20px;
    color: rgba(1, 2, 53, 0.842);
}

.login-box a:hover {
    font-size: 106%;
    color: rgba(103, 17, 173, 0.877);
}

.iniciar {
    vertical-align: middle;
    text-align: center;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 20px;
}

.content {
    vertical-align: middle;
    text-align: center;
    display: flex;
    justify-content: center;
    align-items: center;
    background: #82abf7;
    border-radius: 20px;
}