:root {
    --background-color: #eef5ff;
}

html {
    position: relative;
    min-height: 100%;
    background-color: var(--background-color);
}

body {
    margin-bottom: 50px;
    color: #474747;
    font-family: "Microsoft JhengHei",sans-serif;
    font-size: 14px;
}

button:disabled,
.btn:disabled {
    pointer-events: unset;
}

textarea.resize-none {
    resize: none;
}

/* header navbar */
.navbar {
    padding-top: 0;
    padding-bottom: 0;
    width: 100%;
    height: 50px;
    background-color: #27527c;
}

    .navbar.st-nav-header {
        z-index: 1001;
    }

.st-project {
    height: 460px;
    background-color: var(--background-color);
}

    .st-project .container-fluid {
        display: flex;
        align-items: center;
        height: 100%;
    }

    .st-project .st-menu {
        display: flex;
        flex-grow: 1;
        flex-basis: 100%;
        justify-content: center;
        margin: 0;
        padding: 0;
        list-style: none;
    }

        .st-project .st-menu .st-nav-link {
            position: relative;
            transition: all 0.3s;
        }

            .st-project .st-menu .st-nav-link:hover {
                top: -15px;
            }

        .st-project .st-menu img {
            height: 350px;
        }

/* footer */
.st-footer {
    position: absolute;
    bottom: 0;
    width: 100%;
    background-color: #27527c;
    color: #fff;
    white-space: nowrap;
}

    .st-footer .st-copyright {
        margin-bottom: 0;
        text-align: center;
        font-size: 1rem;
        line-height: 50px;
    }