.site_button {
    width: 139px;
    height: 46px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid #4A69AE;
    background-color: #fff;
    font-size: 18px;
    line-height: 26px;
    color: #000;
    font-weight: 600;
    border-radius: 60px;
    transition: 0.6s ease;
}

.site_button:hover {
    background-color: #4A69AE;
    color: #fff;
}

@media all and (min-width: 320px) and (max-width: 767px) {
    .site_button {
        width: 88px;
        height: 30px;
        font-size: 13px;
        line-height: 19px;
    }
}

@media all and (min-width: 768px) and (max-width: 980px) {
    .site_button {
        width: 88px;
        height: 30px;
        font-size: 13px;
        line-height: 19px;
    }
}

@media only screen and (min-width: 981px) and (max-width: 1024px) {
    .site_button {
        width: 105px;
        height: 35px;
        font-size: 14px;
        line-height: 19px;
    }
}

@media all and (min-width: 1025px) and (max-width: 1140px) {
    .site_button {
        width: 105px;
        height: 35px;
        font-size: 14px;
        line-height: 19px;
    }
}

@media all and (min-width: 1141px) and (max-width: 1280px) {
    .site_button {
        width: 105px;
        height: 35px;
        font-size: 14px;
        line-height: 19px;
    }
}

@media all and (min-width: 1281px) and (max-width: 1440px) {
    .site_button {
        width: 115px;
        height: 38px;
        font-size: 15px;
        line-height: 20px;
    }
}

@media all and (min-width: 1441px) and (max-width: 1680px) {
    .site_button {
        width: 115px;
        height: 38px;
        font-size: 15px;
        line-height: 20px;
    }
}

@media all and (min-width: 1681px) and (max-width: 1880px) {}