body{
    font-family: 'Microsoft YaHei', sans-serif;
}

.container{
    position: fixed;
    left: 0;
    top: 0;

    width: 100%;
    height: 100%;

    display: flex;
    justify-content: center;
    align-items: center;
}

.graph{

    color: #666;

    box-sizing: border-box;
    -ms-box-sizing: border-box;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;

    padding: 40px 56px;

    border: 1px solid #ccc;
    border-radius: 4px;


}