.read-container{height:100vh}.content{height:72000px}.todo-item{font-size:14px}.todo-item-del{text-decoration:line-through;color:#999}.scroll-view{width:400px;height:250px;overflow-y:scroll;background-color:#68b687}.btn{width:400px;margin-top:20px}.btn,.list-item{text-align:center}.list-item{padding:40px 0;color:#fff}.list-item:nth-child(odd){background-color:rgba(0,0,0,.2)}.list-item:nth-child(2n+2){background-color:rgba(222,221,221,.2)}.el-checkbox__label{color:red;font-size:19px}.spanBaofei{max-width:750px;width:100%;position:fixed;bottom:0;background:#fff;height:51px;font-size:30px}