.book-section {
    max-width: 500px;
    margin: auto;
    margin-bottom: 10px;
    background-color: #eaf6ff;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.book-section .top-bar {
    background-color: #003e6b;
    color: #ffffff;
    padding: 10px;

}

.book-section .top-bar .phone-number {
    font-size: 16px;
    font-weight: bold;
}

.book-section .profile-image img {
    border-radius: 50%;
    width: 80px;
    height: 80px;
}

.book-section h2 {
    font-size: 18px;
    font-weight: bold;
    margin: 10px 0;
}

.book-section .support-text {
    color: green;
    font-weight: bold;
    font-size: 14px;
}

.book-section .btn-primary {
    background-color: #003e6b;
    color: white;
    border: none;
    margin: 10px 0;
    padding: 10px;
}

.book-section .orange-bar {
    background-color: #ff6d3d;
    color: white;
    font-size: 16px;
    padding: 10px;
    font-weight: bold;
    border-radius: 5px;
}

.book-section .helpline {
    color: green;
    font-size: 14px;
    margin-top: 10px;
}

@media (max-width: 576px) {
    .book-section {
        display: block;
    }
}

@media (min-width: 577px) {
    .book-section {
        display: none;
    }
}


/* call button */
.hotline-phone-ring-wrap {
    position: static;
    bottom: 0;
    left: 0;
    z-index: 999999;
}

.hotline-phone-ring {
    position: relative;
    visibility: visible;
    background-color: transparent;
    width: 110px;
    /* height: 110px; */
    cursor: pointer;
    z-index: 11;
    -webkit-backface-visibility: hidden;
    -webkit-transform: translateZ(0);
    transition: visibility 0.5s;
    left: 40px;
    bottom: 55px;
    display: block;
}

.hotline-phone-ring-circle {
    width: 105px;
    height: 105px;
    top: 0px;
    left: -33px;
    position: absolute;
    background-color: transparent;
    border-radius: 100%;
    border: 2px solid #25166f;
    -webkit-animation: phonering-alo-circle-anim 1.2s infinite ease-in-out;
    animation: phonering-alo-circle-anim 1.2s infinite ease-in-out;
    transition: all 0.5s;
    -webkit-transform-origin: 50% 50%;
    -ms-transform-origin: 50% 50%;
    transform-origin: 50% 50%;
    opacity: 0.5;
}

.hotline-phone-ring-circle-fill {
    width: 70px;
    height: 70px;
    top: 17px;
    left: -17px;
    position: absolute;
    background-color: rgba(21, 100, 167, 0.7);
    border-radius: 100%;
    border: 2px solid transparent;
    -webkit-animation: phonering-alo-circle-fill-anim 2.3s infinite ease-in-out;
    animation: phonering-alo-circle-fill-anim 2.3s infinite ease-in-out;
    transition: all 0.5s;
    -webkit-transform-origin: 50% 50%;
    -ms-transform-origin: 50% 50%;
    transform-origin: 50% 50%;
}

.hotline-phone-ring-img-circle {
    background-color: #003e6b;
    width: 35px;
    height: 35px;
    top: 33px;
    position: absolute;
    background-size: 20px;
    border-radius: 100%;
    border: 2px solid transparent;
    -webkit-animation: phonering-alo-circle-img-anim 1s infinite ease-in-out;
    animation: phonering-alo-circle-img-anim 1s infinite ease-in-out;
    -webkit-transform-origin: 50% 50%;
    -ms-transform-origin: 50% 50%;
    transform-origin: 50% 50%;
    display: -webkit-box;
    display: -webkit-flex;
    display: -ms-flexbox;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hotline-phone-ring-img-circle .pps-btn-img {
    display: -webkit-box;
    display: -webkit-flex;
    display: -ms-flexbox;
    display: flex;
}

.hotline-bar {
    position: absolute;
    background: #003e6b;
    /* height: 45px; */
    width: 140px;
    line-height: 40px;
    border-radius: 3px;
    padding: 0 10px;
    background-size: 100%;
    cursor: pointer;
    transition: all 0.8s;
    -webkit-transition: all 0.8s;
    z-index: 9;
    border-radius: 50px;
    left: 50px;
    bottom: -11px;
}

.hotline-bar>a {
    color: #fff;
    text-decoration: none;
    font-size: 11px;
    font-weight: 700;
    text-indent: 5px;
    letter-spacing: 1px;
    display: block;
    line-height: 32px;
    font-family: Arial;
}

.hotline-bar>a:hover,
.hotline-bar>a:active {
    color: #fff;
}

/* Apply styles only for screens with max-width 500px */
@media (max-width: 800px) {
    .footer_content {
        display: block;
        /* Ensure it's visible */
        position: fixed;
        top: 4%;
        /* Position at the top-center of the screen */
        left: 40%;
        transform: translate(-50%, 0);
        /* Center horizontally */
        z-index: 999999;
        /* Ensure it's on top of other content */
    }
}

/* Hide .footer_content for larger screens */
@media (min-width: 801px) {
    .footer_content {
        display: none;
        /* Hide it for non-mobile screens */
    }
}

/* Retain the existing styles for the hotline elements */
.hotline-phone-ring {
    position: relative;
    visibility: visible;
    background-color: transparent;
    width: 110px;
    cursor: pointer;
    z-index: 11;
    -webkit-backface-visibility: hidden;
    -webkit-transform: translateZ(0);
    transition: visibility 0.5s;
    display: block;
}

/* Additional styles from your original CSS code */



span.background-zalo-ib,
span.background-call {
    width: 25px;
    height: 25px;
    background-size: cover;
}

span.background-call {
    background-image: url(data:image/png;base64,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);
}

span.background-zalo-ib {
    background-image: url(data:image/png;base64,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);
}

.zalo-ben-phai {
    position: fixed;
    right: 0;
    bottom: 0;
    z-index: 999999;
}

/*! CSS Used keyframes */
@-webkit-keyframes phonering-alo-circle-anim {
    0% {
        -webkit-transform: rotate(0) scale(0.5) skew(1deg);
        -webkit-opacity: 0.1;
    }

    30% {
        -webkit-transform: rotate(0) scale(0.7) skew(1deg);
        -webkit-opacity: 0.5;
    }

    100% {
        -webkit-transform: rotate(0) scale(1) skew(1deg);
        -webkit-opacity: 0.1;
    }
}

@-webkit-keyframes phonering-alo-circle-fill-anim {
    0% {
        -webkit-transform: rotate(0) scale(0.7) skew(1deg);
        opacity: 0.6;
    }

    50% {
        -webkit-transform: rotate(0) scale(1) skew(1deg);
        opacity: 0.6;
    }

    100% {
        -webkit-transform: rotate(0) scale(0.7) skew(1deg);
        opacity: 0.6;
    }
}

@-webkit-keyframes phonering-alo-circle-img-anim {
    0% {
        -webkit-transform: rotate(0) scale(1) skew(1deg);
    }

    10% {
        -webkit-transform: rotate(-25deg) scale(1) skew(1deg);
    }

    20% {
        -webkit-transform: rotate(25deg) scale(1) skew(1deg);
    }

    30% {
        -webkit-transform: rotate(-25deg) scale(1) skew(1deg);
    }

    40% {
        -webkit-transform: rotate(25deg) scale(1) skew(1deg);
    }

    50% {
        -webkit-transform: rotate(0) scale(1) skew(1deg);
    }

    100% {
        -webkit-transform: rotate(0) scale(1) skew(1deg);
    }
}