.anim-btn {
    display: inline-block;
    position: relative;
    text-decoration: none;
    overflow: hidden;
    transition: all 0.3s ease;
    cursor: pointer;
    box-sizing: border-box;
}

.anim-btn-text {
    position: relative;
    z-index: 1;
}

.anim-btn::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: currentColor;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
    z-index: 0;
}

.anim-btn:hover::after {
    transform: scaleX(1);
}