btn-close

close button

<button class="_btn-close" data-ng-click="activeItem = undefined">
  <span class="line-left"></span>
  <span class="line-right"></span>
</button>

._btn-close {
    position: absolute;
    top: 5px;
    right: 5px;
    display: inline-block;
    width: 20px;
    height: 20px;
    background: none;
    font-size: 0;
    line-height: 0;
    padding: 0;
    margin: 0;
    z-index: 10;
    span {
        display: inline-block;
        width: 80%;
        height: 3px;
        background: #d4cece;
        position: absolute;
        top: 50%;
        left: 50%;
        margin-left: -8px;
        margin-top: -2px;
        &.line-left {
            -webkit-transform: rotate(45deg);
            -moz-transform: rotate(45deg);
            -ms-transform: rotate(45deg);
            -o-transform: rotate(45deg);
            transform: rotate(45deg);
        }
        &.line-right {
            -webkit-transform: rotate(-45deg);
            -moz-transform: rotate(-45deg);
            -ms-transform: rotate(-45deg);
            -o-transform: rotate(-45deg);
            transform: rotate(-45deg);
        }
    }
}
common/shared/_buttons.scss