.wrapper {
    padding: 20px;
}

@keyframes shadow-pulse {
    0% {
        box-shadow: 0 0 0 0px rgba(0, 0, 0, 0.2);
    }

    100% {
        box-shadow: 0 0 0 35px rgba(0, 0, 0, 0);
    }
}

@keyframes shadow-pulse-big {
    0% {
        box-shadow: 0 0 0 0px rgba(0, 0, 0, 0.1);
    }

    100% {
        box-shadow: 0 0 0 70px rgba(0, 0, 0, 0);
    }
}

.pulse_btn1 {
    float         : left;
    margin        : 40px;
    width         : 60px;
    height        : 60px;
    font          : 13px / 130px 'Barlow Semi Condensed', sans-serif;
    text-transform: uppercase;
    letter-spacing: 1px;
    color         : #fff;
    text-align    : center;
    background    : rgb(156 198 239 / 60%);
    border-radius : 50%;
    animation     : shadow-pulse 1s infinite;
}

.pulse_btn2 {
    float         : left;
    margin        : 40px;
    width         : 60px;
    height        : 60px;
    font          : 13px/130px 'Barlow Semi Condensed', sans-serif;
    text-transform: uppercase;
    letter-spacing: 1px;
    color         : #fff;
    text-align    : center;
    background    : rgba(201, 155, 16, 0.6);
    border-radius : 50%;
    animation     : shadow-pulse 1s infinite;
}

.pulse-button {
    bottom       : 0 !important;
    position     : fixed;
    z-index      : 9;
    left         : -10px;
    margin-bottom: 0px;
}