body {
    background-color: #93857a;
    display: flex;
    justify-content: center;
    align-items: center;
    position: absolute;
    top: 0px;
    bottom: 0px;
    left: 0px;
    right: 0px;
    box-shadow: inset 0 0 100px rgba(0,0,0,0.2);
    margin: 0;
}

app {
    width: 50%;
    height: 50%;
    min-width: 300px;
    min-height: 200px;
    background-color:#282A2E;
    box-sizing: border-box;
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    box-shadow: 5px 5px 10px 0px rgba(0,0,0,0.25);
}

app #tabs {
    background-color: #1F2124;
    height: 40px;
    border-top-left-radius: 10px;
    border-top-right-radius: 10px;
    padding-left: 5%;
    position: relative;
    min-height: 30px;
}

app #tabs .tab {
    background-color: #282A2E;
    height: 100%;
    width: 10%;
    color: #ddd;
    font-family: 'Source Code Pro', monospace;
    font-weight: 300;
    position: absolute;
    line-height: 200%;
    text-align: center;
    top: 5px;
    bottom: 0px;
    width: 15%;
    min-width: 150px;
    border-top-left-radius: 5px;
    border-top-right-radius: 5px;
}

app #editor {
    padding: 15px;
    font-family: 'Source Code Pro', monospace;
    font-weight: 600;
    color: #70757F;
    display: flex;
    flex: 1;
}

app #footer {
    background-color: #1F2124;
    height: 35px;
    border-bottom-left-radius: 10px;
    border-bottom-right-radius: 10px;
    padding-left: 5%;
    position: relative;
}