html, body {
    margin: 0;
    padding: 0;
    border: 0;
    outline: 0;
    font-size: 100%;
    vertical-align: baseline;
    background: transparent;
    width: 100%;
    height: 100%;
    background: #111;
}

.logcon {
    position: fixed;
    top: 50%;
    text-align: center;
    margin-top: -150px;
    background: #FFFFFF;
    border-radius: 4px;
    padding: 20px 0;
    max-width: 400px;
}

.logcon input {
    padding: 10px 15px;
    border-radius: 3px;
    width: 85%;
    border: 1px #CCCCCC solid;
}

.margin-bottom-20 {
    margin-bottom: 20px;
}

.logcon button {
    width: 85%;
    padding: 10px 0;
}

.logcon button:hover {
    cursor: pointer;
}

canvas {
    display: block;
    vertical-align: bottom;
}

#particles-js {
    width: 100%;
    height: 100%;
    background-image: url('/image/login_background.png');
    background-size: cover;
    background-position: 50% 50%;
    background-repeat: no-repeat;
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
}

.logcon .ap-title {
    font-size: 30px;
    margin-bottom: 20px
}

.error-info {
    display: inline-block;
    color: red;
}