.first {
    position: absolute;
    top:  50%;
    left: 50%;
    transform: translate(-50%,-50%);
}

button#vostok {
   width: 100%;
}
button#sever {
   width: 100%;
}
button#zapad {
   width: 100%;
}

.btn {
    background: #EC2449;
    border: none;
}
.modal-title {
    margin-top: -14px;
    line-height: 1.5;
}

.modal-header .btn-close {
    padding: 0.5rem 1rem;
    margin: -0.5rem -1rem 0.5rem auto;
}

/*кнопка чата*/
.email-bt {
    background: #3cb8b4;
    border-radius: 50%;
    box-shadow: 0 8px 10px rgb(60, 184, 180, 0.3);
    cursor: pointer;
    border: 2px solid transparent;
    display: block;
    height: 75px;
    width: 75px;
    text-align: center;
    position: fixed;
    right: 5%;
    bottom: 5%;
    z-index: 999;
}

.email-bt:hover {
    background: #fff;
    border: 2px solid #3cb8b4;
}

.email-bt .text-call {
    height: 75px;
    width: 75px;
    border-radius: 50%;
    position: relative;
}

.email-bt .text-call:after {
    content: "\f086";
    display: block;
    font-family: fontawesome;
    color: #fff;
    font-size: 34px;
    line-height: 75px;
    height: 75px;
    width: 75px;
    opacity: 1;
}

.email-bt .text-call:hover:after {
    opacity: 0;
}

.email-bt .text-call span {
    color: #3cb8b4;
    display: block;
    left: 50%;
    top: 50%;
    position: absolute;
    transform: translate(-50%, -50%);
    z-index: 1;
    opacity: 0;
    font-size: 11px;
    line-height: 12px;
    font-weight: 600;
    text-transform: uppercase;
    transition: .3s ease-in-out;
    font-family: 'montserrat', Arial, Helvetica, sans-serif;
}

.email-bt .text-call:hover span {
    opacity: 1;
}



/* конец кнопки звязи */