积累常用css

1、封面文字，垂直居中，可以两列并排

    font-size: 20px;
    font-weight: 600;
    color: #333;
    line-height: 20px;
    display: block;
    word-wrap: break-word;
    writing-mode: vertical-lr;
    height: 160px;
    margin: 0 auto;

2、宽border效果

.dashed-box {

1. margin: 80px 0 40px 0;
2. width: 100%;
3. display: inline-block;
4. background-image: linear-gradient(to right, #979797 65%, rgba(255, 255, 255, 0) 20%);
5. background-position: bottom;
6. background-size: 10px 1px;
7. background-repeat: repeat-x;

}