/* The container-checkbox */ .container-checkbox { display: block; position: relative; padding-left: 35px; margin-bottom: 12px; cursor: pointer; font-size: 22px; user-select: none; /* Hide the browser's default checkbox */ input { position: absolute; opacity: 0; cursor: pointer; } /* Create a custom checkbox */ .checkmark { position: absolute; top: 0; left: 0; height: 25px; width: 25px; border: 1px solid #333; background-color: #eee; } /* On mouse-over, add a grey background color */ &:hover input ~ .checkmark { background-color: #ccc; } /* When the checkbox is checked, add a blue background */ input:checked ~ .checkmark { background-color: #2196F3; border: 0px; } /* Create the checkmark/indicator (hidden when not checked) */ .checkmark:after { content: ""; position: absolute; display: none; } /* Show the checkmark when checked */ input:checked ~ .checkmark:after { display: block; } /* Style the checkmark/indicator */ .checkmark:after { left: 9px; top: 5px; width: 5px; height: 10px; border: solid white; border-width: 0 3px 3px 0; transform: rotate(45deg); } }