/* configs */

* {
    box-sizing: border-box;
  }

.row {  
    display: flex;
    flex-wrap: wrap;
}
  
.row::after {
    content: "";
    clear: both;
    display: table;
  }
  
[class*="col-"] {
    float: left;
  }


.col-1 {width: 8.33%;}
.col-2 {width: 16.66%;}
.col-3 {width: 25%;}
.col-4 {width: 33.33%;}
.col-5 {width: 41.66%;}
.col-6 {width: 50%;}
.col-7 {width: 58.33%;}
.col-8 {width: 66.66%;}
.col-9 {width: 75%;}
.col-10 {width: 83.33%;}
.col-11 {width: 91.66%;}
.col-12 {width: 100%;}

.content-row{
    max-width: 1440px;
    margin-left: auto;
    margin-right: auto;
  }



@media screen and (max-width: 990px) {
  .row {
    flex-direction: column;
  }

  [class*="col-"] {
    width: 100%
  }

}

/* MAIN */

body {
    font-family: 'Be Vietnam', sans-serif;
    font-size: 16px;
    background-color: #fff;
    margin: 0;
    padding: 0;
}

.main-container {
 
    background-image: url(../images/bg-tablet-pattern.svg), url(../images/bg-tablet-pattern.svg);
    background-repeat: no-repeat, no-repeat;
    background-position:left 65vw top -19vh, left -25vw top 120vh;
    color: hsl(227, 12%, 61%);
    overflow: hidden;
}

.img-fluid {
  width: 100%;
  height: auto;
}


@media screen and (max-width: 990px) {
  .main-container {
    background-position:left 10vw top -12vh, right -50vw top 70vh;
    background-size: 125% auto, 85% auto;
  }
}