.btn {
    display: inline-block;
    font-family: 'SourceHanSansCN-Medium', sans-serif;
    font-weight: bold;
    font-size: 0.85em;
    background-color: rgba(0,122,255,1);
    padding: 0.5em 2.5em 0.5em 2em;
    border-radius: 2em;
    position: relative;
    cursor: pointer;
    -webkit-transition-timing-function: ease-in-out;
    -moz-transition-timing-function: ease-in-out;
    transition-timing-function: ease-in-out;
    -webkit-transition-duration: 0.2s; /* Safari */
    -moz-animation-duration: 0.2s;
    transition-duration: 0.2s;
}

.btn .btn-text {
    pointer-events: none;
}

.btn:hover {
    background-color: rgba(10,132,255,1);
}

.btn-right-sym {
    position: absolute;
    right: 0.7em;
    top: 50%;
    transform: translateY(-50%);
    height: 1em;
}

.btn-right-arrow {
    display: block;
    height: 100%;
}

.btn-down-sym {
    position: absolute;
    right: 0.7em;
    top: 50%;
    transform: translateY(-50%);
    width: 1em;
}

.btn-down-arrow {
    display: block;
    width: 100%;
}