.option {
    text-align: center;

}

.optionbt {
    font-size: 30px;
    font-weight: 700;
    border: 5px solid #ffffff;
    border-radius: 100px;
    padding: 10px 90px;
    margin: 50px auto 50px auto;
    display: inline-block;
    cursor: pointer;
    position: relative;
}

.optionbt::before {
    content: "";
    width: 10px;
    height: 10px;
    background-image: url(../img/from.png);
    background-repeat: no-repeat;
    background-size: cover;
    display: block;
    position: absolute;
    top: 50%;
    right: 0%;
    margin-top: -5px;
    margin-right: 30px;
    opacity: 0.4;
}

.optionBox {
    display: none;
    width: 100%;
}

@media only screen and (max-width:767px) {
    .optionbt {
        font-size: 24px;
        border: 4px solid #ffffff;
        padding: 5px 60px;
        margin: 50px auto 30px auto;
    }
}

@media only screen and (max-width:575px) {
    .optionbt {
        font-size: 20px;
    }
}

@media only screen and (max-width:480px) {}