el-tabs ，header固定+main取消滚动条

>>>.el-tabs--card {
    height: calc(100vh - 110px);
}
>>>.el-tab-pane {
    height: calc(100vh - 110px);overflow-y: auto;
}
>>>::-webkit-scrollbar {
    width: 0 !important;}
>>> ::-webkit-scrollbar {
    width: 0 !important;height: 0;}