* {
    font-family: Arial, sans-serif;
}
.bg {
    background-color: #d1d1d1;
    background: url(./bg.jpg) no-repeat;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -114514;
    position: fixed;
    background-size: cover;
    background-repeat: no-repeat;
    background-attachment: fixed;
    background-position: center;
}
.bg::after {
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    content: '';
    z-index: -1;
    position: fixed;
    background-color: rgba(94, 94, 94, 0.6);
}
.container {
    border: #d1d1d1 1px solid;
    border-radius: 3px;
    background-color: aliceblue;
    opacity: .62;
}
.content {
  padding: 15px;
}
.tipcard {
    border: #A1A1A1 .5px solid;
    box-shadow: 2px 2px;
    border-radius: 3px;
    background-color: aliceblue;
    padding: 15px;
    float: left;
    opacity: .62;
    width: 30%;
    margin-top: 18px;
    margin-right: 6px;
    overflow:initial;
    word-wrap:break-word;
    word-break:normal; 
}