html,body{
    height: 100%;
}
section{
    display: block;
}
.container{
    height: calc( 100% - 44px );
    background-color: #333;
   
}
.stage{
    position: relative;
    width: 100%;
    height: 100%;
}
.stage-top{
    display: flex;
    width: 100%;
    height: calc( 100% - 60px );
    flex-direction: column;
    justify-content: center;
}
.stage-bottom{
    position: absolute;
    left: 0;
    bottom: 0;
    height: 60px;
    width: 100%;

}
.stage-bottom .stage-title{
    line-height: 20px;
    font-size: 14px;
    color: #fff;
    height: 40px;
    overflow: hidden;
    width: 90%;
    margin: 0 auto;
    text-align: justify;

    
}
.stage-bottom .stage-console{
    height: 20px;
    background-color: gray;
    display: none;
}