contain and clear the floats of your columns.\n\n@if $enable-grid-classes {\n  .row {\n    @include make-row();\n  }\n\n  // Remove the negative margin from default .row, then the horizontal padding\n  // from all immediate children columns (to prevent runaway style inheritance).\n  .no-gutters {\n    margin-right: 0;\n    margin-left: 0;\n\n    > .col,\n    > [class*=\"col-\"] {\n      padding-right: 0;\n      padding-left: 0;\n    }\n  }\n}\n\n// Columns\n//\n// Common styles for small and large grid...