body {
    font-family: "Lato", Arial, "Noto Sans TC", "微軟正黑體", "LiHei Pro", sans-serif;
    font-weight: 400;
    line-height: 1.5em;
    letter-spacing: 0.2px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-smoothing: antialiased;
}

.main-head {
    height: 150px;
    background: #FFF;

}

.sidenav {
    height: 100%;
    background-color: rgba(244, 255, 205, 0.5);
    /*background-image: url(../imgs/sidenav_bg.jpg);*/
    background-blend-mode: multiply;
    background-size: cover;
    overflow-x: hidden;
    /*padding-top: 20px;    */
}




.main {
    padding: 0px;

}

.maintitle {
    background: rgba(240, 250, 250, 0.9);
}

@media screen and (max-height: 450px) {
    .sidenav {
        padding-top: 15px;
    }
}

@media screen and (max-width: 450px) {
    .login-form {
        margin-top: 10%;
    }

    .register-form {
        margin-top: 10%;
    }
}

@media screen and (min-width: 768px) {
    .main {
        margin-left: 25%;
    }

    .sidenav {
        width: 25%;
        position: fixed;
        z-index: 1;
        top: 0;
        left: 0;
    }

    .login-form {
        margin-top: 80%;
    }

    .register-form {
        margin-top: 20%;
    }
}


.login-main-text {
    margin-top: 20%;
    padding: 60px;
    color: #fff;
}

.login-main-text h2 {
    font-weight: 300;
}

.btn-black {
    background-color: #000 !important;
    color: #fff;
}