/*кнопка обратной связи*/

.email-bt {
        background:#28da13cc;
        border:2px solid #1ced19;
        border-radius:50%;
        box-shadow:0 8px 10px rgba(249,92,24,0.3);
        cursor:pointer;
        height:68px;
        text-align:center;
        width:68px;
        position: fixed;
        right: 7%;
        bottom: 1%;
        z-index:999;
        transition:.3s;
        -webkit-animation:email-an linear 1s infinite;
        animation:email-an linear 1s infinite;
}

.email-bt .text-call{
        height:68px;
        width:68px;        
        border-radius:50%;
        position:relative;
        overflow:hidden;
}

.email-bt .text-call span {
    text-align: center;
    color:#19a30f;
    opacity: 0;
    font-size: 0;
        position:absolute;
        right: 4px;
        top: 22px;
    line-height: 14px;
        font-weight: 600;
    text-transform: uppercase;
    transition: opacity .3s linear;
    font-family: 'montserrat', Arial, Helvetica, sans-serif;
}

.email-bt .text-call:hover span {
    opacity: 1;
        font-size: 11px;
}
.email-bt:hover i {
    display:none;
}

.email-bt:hover {
        z-index:1;
        background:#fff;
        transition:.3s;
}
.email-bt:hover i {
        color:#38a3fd;
        font-size:40px;
        transition:.3s;
}
.email-bt i {
        color:#fff;
        font-size:29px;
        transition:.3s;
        line-height: 66px;
}

.email-bt i  {
        -webkit-animation: opsimple 3s infinite;
        animation: opsimple 3s infinite;
}

@-webkit-keyframes email-an {
        0% {
        box-shadow:0 8px 10px rgb(28 249 24 / 30%),0 0 0 0 rgb(50 249 24 / 20%),0 0 0 0 rgb(24 249 27 / 20%)
}
40% {
        box-shadow:0 8px 10px rgb(28 249 24 / 30%),0 0 0 15px rgb(53 249 24 / 20%),0 0 0 0 rgb(34 249 24 / 20%)
}
80% {
        box-shadow:0 8px 10px rgb(70 249 24 / 30%),0 0 0 30px rgb(36 249 24 / 0%),0 0 0 26.7px rgb(25 249 24 / 7%)
}
100% {
        box-shadow:0 8px 10px rgb(59 249 24 / 30%),0 0 0 30px rgba(249,92,24,0),0 0 0 40px rgb(31 249 24 / 0%)
}
}@keyframes email-an {
        0% {
        box-shadow:0 8px 10px rgb(49 249 24 / 30%),0 0 0 0 rgb(44 249 24 / 20%),0 0 0 0 rgb(39 249 24 / 20%)
}
40% {
        box-shadow:0 8px 10px rgb(90 249 24 / 30%),0 0 0 15px rgb(46 249 24 / 20%),0 0 0 0 rgb(41 249 24 / 20%)
}
80% {
        box-shadow:0 8px 10px rgb(59 249 24 / 30%),0 0 0 30px rgb(67 249 24 / 0%),0 0 0 26.7px rgb(40 249 24 / 7%)
}
100% {
        box-shadow:0 8px 10px rgb(49 249 24 / 30%),0 0 0 30px rgb(46 249 24 / 0%),0 0 0 40px rgb(62 249 24 / 0%)
}
}

@keyframes opsimple {
0% {
    opacity: 0;
}
40% {
    opacity: 1;
}

80% {
    opacity: 1;
}
100% {
    opacity: 0;
}
}

@-webkit-keyframes opsimple {
0% {
    opacity: 0;
}
40% {
    opacity: 1;
}
80% {
    opacity: 1;
}
100% {
    opacity: 0;
}
}
/* конец кнопки звязи */