*,
*:before,
*:after {
    -webkit-box-sizing: inherit;
    box-sizing: inherit;
}

html {
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
}

.btn,
a.btn,
button.btn {
    font-weight: 700;
    line-height: 1.5;
    position: relative;
    display: inline-block;
    padding: 1rem 4rem;
    cursor: pointer;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    -webkit-transition: all 0.3s;
    transition: all 0.3s;
    text-align: center;
    vertical-align: middle;
    text-decoration: none;
    letter-spacing: 0.1em;
    color: #212529;
    border-radius: 0.5rem;
}

a.btn-border {
    padding: 2px 4px;
    border: 1px solid #000;
    border-radius: 0;
    background: rgb(202, 202, 202);
    text-decoration: none;
}

a.btn-border:hover {
    color: #fff;
    background: #000;
}