argon-dashboard-react/src/assets/scss/argon-dashboard/custom/buttons/_button-icon.scss

//
// Icon buttons
//

.btn-icon {
    .btn-inner--icon {
        img {
            width: 20px;
        }
   }

   .btn-inner--text:not(:first-child) {
       margin-left: 0.75em;
   }

   .btn-inner--text:not(:last-child) {
       margin-right: 0.75em;
   }
}


// Button only with icon and NO text

.btn-icon-only {
    width: 2.375rem;
    height: 2.375rem;
    padding: 0;
}

a.btn-icon-only {
    line-height: 2.5;
}

.btn-icon-only.btn-sm {
    width: 2rem;
    height: 2rem;
}


//
// Clipboard button
// dedicated element for copying icons
//

.btn-icon-clipboard {
    margin: 0;
    padding: 1.5rem;
    font-size: $font-size-base;
    font-weight: $font-weight-normal;
    line-height: 1.25;
    color: $gray-800;
    background-color: $gray-100;
    border-radius: $border-radius;
    border: 0;
    text-align: left;
    font-family: inherit;
    display: inline-block;
    vertical-align: middle;
    text-decoration: none;
    -moz-appearance: none;
    cursor: pointer;
    width: 100%;
    margin: .5rem 0;

    &:hover {
        background-color: $white;
        box-shadow: rgba(0, 0, 0, .1) 0 0 0 1px, rgba(0, 0, 0, .1) 0 4px 16px;
    }

    > div {
        align-items: center;
        display: flex;
    }

    i {
        box-sizing: content-box;
        color: theme-color("primary");
        vertical-align: middle;
        font-size: 1.5rem;
    }

    span {
        display: inline-block;
        font-size: 0.875rem;
        line-height: 1.5;
        margin-left: 16px;
        overflow: hidden;
        white-space: nowrap;
        text-overflow: ellipsis;
        vertical-align: middle;
    }
}