.search{
    position: relative;
    width: 245px;}
.search .inpt{
    display: block;
    height: 38px;
    line-height: 38px;
    font-size:14px;
    color: rgba(255, 255, 255, 0.8);
    padding-left: 18px;
    padding-right: 55px;
    border: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: 50px;
    background: #0054a3;}
.search .subm{
    position: absolute;
    right: 22px;
    top: 8px;
    width: 24px;
    height: 24px;}
input::placeholder{
    color: rgba(255, 255, 255, 0.8);}
/*样式*/