popup.css

body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    font-family: Pretendard, -apple-system, BlinkMacSystemFont, system-ui, Roboto, 'Helvetica Neue', 'Segoe UI', 'Apple SD Gothic Neo', 'Noto Sans KR', 'Malgun Gothic', sans-serif;
}
.container {
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    border: 1px solid #ccc;
    padding: 20px;
    width: 300px;
    background: #fff;
}

button {
    width: 100%;
    padding: 10px 10px;
    margin-top: 5px;
    background-color: #007BFF;
    color: white;
    border: none;
    cursor: pointer;
}

#status {
    margin-bottom: 15px;
    text-align: center;
}
.w-btn {
    position: relative;
    border: none;
    display: inline-block;
    padding: 15px 15px;
    border-radius: 15px;
    font-family: "paybooc-Light", sans-serif;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
    text-decoration: none;
    font-weight: 600;
    transition: 0.25s;
}

.w-btn:active {
    transform: scale(1.5);
}


.w-btn-gra1 {
    background: linear-gradient(-45deg, #33ccff 0%, #ff99cc 100%);
    color: white;
}

.w-btn-gra2 {
    background: linear-gradient(-45deg,#56AB2F
    , #23a6d5, #23d5ab, #A8E063
    );
    color: white;
}


.w-btn-gra-anim {
    background-size: 400% 400%;
    animation: gradient1 5s ease infinite;
}
.w-btn-indigo {
    background-color: aliceblue;
    color: #417F37;
}

@keyframes gradient1 {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

@keyframes gradient2 {
    0% {
        background-position: 100% 50%;
    }
    50% {
        background-position: 0% 50%;
    }
    100% {
        background-position: 100% 50%;
    }
}

@keyframes ring {
    0% {
        width: 30px;
        height: 30px;
        opacity: 1;
    }
    100% {
        width: 300px;
        height: 300px;
        opacity: 0;
    }
}