.btn1{
    color: #fff;
    background: #45ab27;
    font-family: 'IBM Plex Mono', monospace;
    font-size: 18px;
    font-weight: 700;
    text-align: center;	
    text-transform: capitalize;
    padding: 8px 25px 7px;
    border: none;
    border-radius: 0;
    overflow: hidden;
    position: relative;
    z-index: 1;
    transition: all 0.5s ease-in-out;
}
.btn1:focus,
.btn1:hover{
    color: #45ab27;
    background: transparent;
    box-shadow: -7px -7px 20px 0px #fff9, -4px -4px 5px 0px #fff9, 7px 7px 20px 0px #0002, 4px 4px 5px 0px #0001;
}
.btn1:before,
.btn1:after{
    content: '';
    background: #45ab27;
    position: absolute;
    top: 0;
    right: 0;
    height: 2px;
    width: 0;
    transition: 400ms ease all;
}
.btn1:after{
    right: auto;
    top: auto;
    left: 0;
    bottom: 0;
}
.btn1:hover:before,
.btn1:focus:before,
.btn1:hover:after,
.btn1:focus:after{
    width: 100%;
    transition: 800ms ease all;
}
@media only screen and (max-width: 767px){
    .btn1{ margin-bottom: 30px; }
}