.container {
    margin: 45px auto;
    max-width: 880px;
}

#input-container {
    margin-top: 20px;
}

#title {
    text-align: center;
    position: absolute;
    left: 50%;
    transform: translateX(-50%)
}

.markdown-body blockquote, .markdown-body dl, .markdown-body ol, .markdown-body p, .markdown-body pre, .markdown-body table, .markdown-body ul {
    margin-bottom: 10px;
}

.CodeMirror {
    font-size: 13px
}

.mditor {
    height: 400px;
    width: auto;
}

/*非固定行高模式*/
.no-fix-height {
    margin-top: 20px;
}

.no-fix-height .mditor {
    height: initial;
    padding-top: 0;
    border: 0;
}

.no-fix-height .mditor .body {
    height: initial;
    box-shadow: unset;
}

.no-fix-height .mditor .viewer {
    height: initial;
    padding-bottom: 20px;
}

.no-fix-height .mditor .head {
    display: none;
}

.no-fix-height #input-container {
    margin: 0 10px;
}
.no-fix-height #input-container h5.card-header{
    padding: .4rem 1.25rem;
}
h5.card-header:empty{
    padding: 0 !important;
    border-bottom: 0 !important;
}
button{
    margin-bottom: 8px;
}