/* ======================================================================== */
/*  Shared page layout                                                      */
/* ======================================================================== */

* {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    padding: 0;
    background: var(--light-background);
    color: var(--text-color);
    font-family: var(--font-main);
    font-size: 20px;
    min-height: 100%;
}

body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

a {
    color: var(--link-color);
    text-decoration: none;
}

a:hover {
    color: var(--link-hover-color);
}

#mst-content {
    flex: 1 0 auto;
    width: 100%;
    margin: 0 auto;
    padding: var(--panel-inset);
}

h1, h2, h3 {
    color: var(--primary-color);
    font-weight: normal;
}

.panel {
    background: var(--white-background);
    border: var(--nice-border);
    border-radius: var(--nice-border-radius);
    box-shadow: var(--nice-border-shadow);
    padding: var(--panel-inset);
    margin-bottom: var(--panel-margin);
}

button, .button {
    font-family: var(--font-main);
    font-size: 1rem;
    background: var(--button-background);
    color: var(--button-text-color);
    border: none;
    border-radius: 4px;
    padding: 8px 16px;
    cursor: pointer;
}

button:hover, .button:hover {
    background: var(--hover-button-background);
}

button:disabled, .button:disabled {
    background: var(--disabled-button-background);
    color: var(--disabled-button-text-color);
    cursor: not-allowed;
}

.message-list {
    list-style: none;
    margin: 0 0 var(--panel-margin) 0;
    padding: 0;
}

.message-list:empty {
    display: none;
}

.message-list .error {
    background: var(--error-background);
    color: var(--error-text-color);
    border-radius: 4px;
    padding: 8px 12px;
    margin-bottom: 6px;
}

.message-list .warning {
    background: var(--warning-background);
    color: var(--warning-text-color);
    border-radius: 4px;
    padding: 8px 12px;
    margin-bottom: 6px;
}