小屏幕大致为0-480
中屏幕大致为481-800
大屏幕大致为801-1400
巨屏幕大致为1400-1920+
媒介写法为
@media screen and (min-width: 801px) and (max-width: 1400px) {
.el-row {
margin: 0px 8% !important;
}
}
@media screen and (min-width: 1400px) {
.el-row {
margin: 0px 20% !important;
}
}