* { margin: 0; padding: 0; } body, html { width: 100%; height: 100%; } #app { width: 100%; height: 100%; } .datepicker { height: 10%; padding-left: 40px; } .datepicker .el-input__inner { border-radius: 10px; } .content { width: 95%; height: 95%; display: flex; justify-content: space-between; flex-wrap: wrap; /* margin-top: 20px; */ } .container { width: 100%; height: 100%; } .container>div { width: 100%; height: 50%; padding-top: 20px; box-sizing: border-box; } .container .waterEchart, .container .watt-hour, .container .gasEchart, .container .energyEchart { width: 100%; height: 85%; transition: all .3s linear; } .content>div { width: 50%; height: 50%; padding-top: 20px; box-sizing: border-box; position: relative; } .content .waterEchart, .content .watt-hour, .content .gasEchart, .content .energyEchart { width: 100%; height: 90%; transition: all .3s linear; } .btn { position: fixed; top: 10px; right: 30px; cursor: pointer; z-index: 999; padding: 10px; border: 1px solid gray; border-radius: 20px; background-color: #fff; }