Generated by SassMeister.com.

SassMeister-input.scss

// ----
// Sass (v3.4.11)
// Compass (v1.0.3)
// ----

@mixin animation-number($duration, $time){                                                
    animation: fadein#{$duration} #{$time}s;                                              
    -moz-animation: fadein#{$duration} #{$time}s;                                         
    -webkit-animation: fadein#{$duration} #{$time}s;                                      
    -o-animation: fadein#{$duration} #{$time}s;                                           
}                                                                                         
                                                                                          
@for $i from 1 to 5 {                                                                                                                                         
    .animationx-#{$i} {                                                                   
        @include animation-number($i, $i);                                                
    }                                                                                     
}  

SassMeister-output.css

.animationx-1 {
  animation: fadein1 1s;
  -moz-animation: fadein1 1s;
  -webkit-animation: fadein1 1s;
  -o-animation: fadein1 1s;
}

.animationx-2 {
  animation: fadein2 2s;
  -moz-animation: fadein2 2s;
  -webkit-animation: fadein2 2s;
  -o-animation: fadein2 2s;
}

.animationx-3 {
  animation: fadein3 3s;
  -moz-animation: fadein3 3s;
  -webkit-animation: fadein3 3s;
  -o-animation: fadein3 3s;
}

.animationx-4 {
  animation: fadein4 4s;
  -moz-animation: fadein4 4s;
  -webkit-animation: fadein4 4s;
  -o-animation: fadein4 4s;
}