.new_pic{
    width: 50px;
    height: 48px;
    float: right;
    margin-top: -40px;
}
.use_effective_step_outer{
	padding: 10px;
}
span.small_txt{
	font-size: 12px;
}
span.green{
	color: #009933;
}
.display_flex{
    display: flex;
}
.discription_box{
    display: flex;
    flex-direction: column;
}
.discription_left{
    margin-top: 20px;
}
.discription_left.left{
    margin-left: -2em;
    width:70%;
}
.discription_right{
    margin-top: 20px;
    margin-left: 4em;
    width:199px;
}
.content_title{
    height: auto;
    line-height: 45px;
}
.how_to_pic{
    width: 687px;
    margin: 0 auto;
}