scanner/css/index.css

.main{
    width: 500px;
    margin: auto;
    margin-top:15%;
    border:1px solid #ccc;
}
.main form{
    margin: 45px 20px;
}
.top{
    height: 10%;
    background: #ccc;
}
.bottom{
    position:absolute;
    height: 5%;
    background: #ccc;
    bottom: 0px;
}
.layui-fluid{
    padding:0px;
}
.container{
    height: 100vh;
}
.content{
    height: 80%;
    padding: 30px;
}
.item{
    height: 30%;
    /* border:1px solid red; */
}
.item .task{
    border:1px solid #23e;
    border-radius: 5px;
    height: 100%;
    background: #ddd;
}