home_style.css

body, html {
    height: 100%;
	background: url("images/bbb.jpg") no-repeat center center fixed;
    background-size: cover;
}

.flex-container-background {
    display: -webkit-flex;
    display: flex;
    -webkit-flex-direction: column;
    flex-direction: column;
    overflow: auto;
    width: auto;
}

.flex-container {
    display: -webkit-flex;
    display: flex;
}

.flex-item {
    margin: auto;
    margin-top: 0px;
    background: transparent;
}

.flex-item-0 {
    margin: auto;
    width: 100%;
    background: linear-gradient(rgba(0, 0, 0, .6), rgba(0, 0, 0, 0));
}

.flex-item-1 {
    margin: auto;
    margin-top: 50px;
    background: rgba(0, 0, 0, .5);
    width: 500px;
    border-radius: 10px;
}

@media screen and (max-width: 540px) {
    .flex-item-1 {
        margin-top: 0px;
        width: 300px;
    }
}

@media screen and (max-width: 340px) {
    .flex-item-1 {
        margin-top: 0px;
        width: auto;
    }
}

h1[id="form_header"] {
    line-height: 60px;
    margin-left: 20px;
    font-family: Roboto-Thin;
    font-size: 50px;
    text-align: center;
    color: white;
}

/* Bordered form */
form {
    border: 2px solid #f1f1f1;
    border-radius: 10px;
}

h2 {
    font-family: OpenSans-Light;
    color: white;
    font-size: 40px;
    margin-left: 10px;
    margin-top: 5px;
    margin-bottom: 10px;
}

.flex-item-login {
    margin: auto;
    margin-top: 0px;
    margin-bottom: 5px;
    background-color: transparent;
}

/* Full-width inputs */
input[type=text], input[type=password] {
    font-family: Roboto-Regular;
    color: #212121;
    font-size: 18px;
    width: 90%;
    height: 40px;
    margin: 10px;
    padding: 1px 1px;
    bottom: 0;
    border: 0;
    box-sizing: border-box;
    background-color: white;
    border-radius: 3px;
}

/* Set a style for all buttons */
button {
    background-color: #4CAF50;
    border: none;
    color: white;
    font-family: OpenSans-Regular;
    padding: 15px 32px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 18px;
    margin: 10px;
    cursor: pointer;
    border-radius: 3px;
}

/* Add a hover effect for buttons */
button:hover {
    opacity: 0.8;
}