.muestra{
    border: 2px solid red;
    text-align: center;
}

.container {
    border: 1px solid blue;
}

.row {
    box-sizing: border-box;
    display: -webkit-flex;
    display: -ms-flexbox;
    display: -webkit-box;
    display: flex;
  
    -webkit-flex: 0 1 auto;
    -ms-flex: 0 1 auto;
    -webkit-box-flex: 0;
    flex: 0 1 auto;
  
    -webkit-flex-direction: row;
    -ms-flex-direction: row;
    -webkit-box-orient: horizontal;
    -webkit-box-direction: normal;
    flex-direction: row;
  
    -webkit-flex-wrap: wrap;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
    padding: 0 1%;
  }


  .row.reverse {
    -webkit-flex-direction: row-reverse;
    -ms-flex-direction: row-reverse;
    -webkit-box-orient: horizontal;
    -webkit-box-direction: reverse;
    flex-direction: row-reverse;
  }
  
  .col.reverse {
    -webkit-flex-direction: column-reverse;
    -ms-flex-direction: column-reverse;
    -webkit-box-orient: vertical;
    -webkit-box-direction: reverse;
    flex-direction: column-reverse;
  }

  .col-0,
  .col-1,
  .col-2,
  .col-3,
  .col-4,
  .col-5,
  .col-6,
  .col-7,
  .col-8,
  .col-9,
  .col-10,
  .col-11,
  .col-12 {
    box-sizing: border-box;
    -webkit-flex: 0 0 auto;
    -ms-flex: 0 0 auto;
    -webkit-box-flex: 0;
    flex: 0 0 auto;
    flex-basis: 200px;
    padding-right: 1%;
    padding-left: 1%;
  }

  .col-0 {
    -webkit-flex-grow: 1;
    -ms-flex-positive: 1;
    -webkit-box-flex: 1;
    flex-grow: 1;
    -ms-flex-preferred-size: 0;
    -webkit-flex-basis: 0;
    flex-basis: 0;
    max-width: 100%;
  }
  
  .col-1 {
    -ms-flex-preferred-size: 8.333%;
    -webkit-flex-basis: 8.333%;
    flex-basis: 8.333%;
    max-width: 8.333%;
  }
  
  .col-2 {
    -ms-flex-preferred-size: 16.667%;
    -webkit-flex-basis: 16.667%;
    flex-basis: 16.667%;
    max-width: 16.667%;
  }
  
  .col-3 {
    -ms-flex-preferred-size: 25%;
    -webkit-flex-basis: 25%;
    flex-basis: 25%;
    max-width: 25%;
  }
  
  .col-4 {
    -ms-flex-preferred-size: 33.333%;
    -webkit-flex-basis: 33.333%;
    flex-basis: 33.333%;
    max-width: 33.333%;
  }
  
  .col-5 {
    -ms-flex-preferred-size: 41.667%;
    -webkit-flex-basis: 41.667%;
    flex-basis: 41.667%;
    max-width: 41.667%;
  }
  
  .col-6 {
    -ms-flex-preferred-size: 50%;
    -webkit-flex-basis: 50%;
    flex-basis: 50%;
    max-width: 50%;
  }
  
  .col-7 {
    -ms-flex-preferred-size: 58.333%;
    -webkit-flex-basis: 58.333%;
    flex-basis: 58.333%;
    max-width: 58.333%;
  }
  
  .col-8 {
    -ms-flex-preferred-size: 66.667%;
    -webkit-flex-basis: 66.667%;
    flex-basis: 66.667%;
    max-width: 66.667%;
  }
  
  .col-9 {
    -ms-flex-preferred-size: 75%;
    -webkit-flex-basis: 75%;
    flex-basis: 75%;
    max-width: 75%;
  }
  
  .col-10 {
    -ms-flex-preferred-size: 83.333%;
    -webkit-flex-basis: 83.333%;
    flex-basis: 83.333%;
    max-width: 83.333%;
  }
  
  .col-11 {
    -ms-flex-preferred-size: 91.667%;
    -webkit-flex-basis: 91.667%;
    flex-basis: 91.667%;
    max-width: 91.667%;
  }
  
  .col-12 {
    -ms-flex-preferred-size: 100%;
    -webkit-flex-basis: 100%;
    flex-basis: 100%;
    max-width: 100%;
  }

.col-offset-1{
    margin-left: 8.333%;
}

.col-offset-2{
    margin-left: 16.666%;
}

.col-offset-3{
    margin-left: 25%;
}

.col-offset-4{
    margin-left: 33.333%;
}

.col-offset-5{
    margin-left: 41.667%;
}

.col-offset-6{
    margin-left: 50%;
}

.col-offset-7{
    margin-left: 58.333%;
}

.col-offset-8{
    margin-left: 66.666%
}

.col-offset-9{
    margin-left: 75%;
}

.col-offset-10{
    margin-left: 83.333%;
}

.col-offset-11{
    margin-left: 91.667%;
}

.start {
    -webkit-justify-content: flex-start;
    -ms-flex-pack: start;
    -webkit-box-pack: start;
    justify-content: flex-start;
    text-align: start;
  }
  
  .center {
    -webkit-justify-content: center;
    -ms-flex-pack: center;
    -webkit-box-pack: center;
    justify-content: center;
    text-align: center;
  }
  
  .end {
    -webkit-justify-content: flex-end;
    -ms-flex-pack: end;
    -webkit-box-pack: end;
    justify-content: flex-end;
    text-align: end;
  }
  
  .top {
    -webkit-align-items: flex-start;
    -ms-flex-align: start;
    -webkit-box-align: start;
    align-items: flex-start;
  }
  
  .middle {
    -webkit-align-items: center;
    -ms-flex-align: center;
    -webkit-box-align: center;
    align-items: center;
  }
  
  .bottom {
    -webkit-align-items: flex-end;
    -ms-flex-align: end;
    -webkit-box-align: end;
    align-items: flex-end;
  }
  
  .around {
    -webkit-justify-content: space-around;
    -ms-flex-pack: distribute;
    justify-content: space-around;
  }
  
  .between {
    -webkit-justify-content: space-between;
    -ms-flex-pack: justify;
    -webkit-box-pack: justify;
    justify-content: space-between;
  }
  
  .first {
    -webkit-order: -1;
    -ms-flex-order: -1;
    -webkit-box-ordinal-group: 0;
    order: -1;
  }
  
  .last {
    -webkit-order: 1;
    -ms-flex-order: 1;
    -webkit-box-ordinal-group: 2;
    order: 1;
  }