.m-1 {
    margin: 1rem; 
 }

.px-2{
    padding: 0 2rem;
}
 
 .mt-1 {
 margin-top: 1rem;
 }
 .mt-2 {
 margin-top: 2rem;
 }
 .mt-3 {
 margin-top: 3rem;
 }
 .mt-4 {
 margin-top: 4rem;
 }  

.mb-1 {
    margin-bottom: 1rem;
}  
.mb-2 {
    margin-bottom: 2rem;
}
.mb-3 {
    margin-bottom: 3rem;
}  
.mb-4 {
    margin-bottom: 4rem;
} 
    
 
.mr-1 {
    margin-right: 1rem;
    }
.mr-2 {
    margin-right: 2rem;
    }
.mr-3 {
    margin-right: 3rem;
    }
.mr-4 {
    margin-right: 4rem;
}  
 
 .width-1 {
     width: 30px;
 }
 .width-2 {
     width: 2rem;
 }
 .width-3 {
     width: 3rem;
 }
 .width-4 {
     width: 4rem;
 }