* {
    box-sizing: border-box;

    font-family: 'PT Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
}

html {
    font-size: 14px; /* 1rem */
}

body {
    min-width: 320px;

    color: #453f4d;
    background-color: #fff;

    font-size: 1rem;
}

.clearfix:after,
.clear:after,
.i-tab:after {
    display: block;
    visibility: hidden;
    clear: both;

    height: 0;

    content: ".";
}

.float_l {
    float:left;
}

.float_r {
    float:right;
}

.hidden {
    display: none !important;
    visibility: hidden !important;

    opacity: 0 !important;
}

a {
    text-decoration: none !important;
}

img {
    display: block;

    width: 100%;
    max-width: 100%;
    height: auto;
}

input:focus,
button:active {
    outline: none;
}

label {
    cursor: pointer;
}

.no-wrap {
    white-space: nowrap;
}

a.disabled {
    cursor: default;
    pointer-events: none;
}