.input-search11 {
    position: absolute;
    background: red;
    top: 1px;
    left: 1px;
    box-sizing: border-box;
    width: 0px;
    height: 55px;
    padding: 0 20px;
    outline: none;
    font-size: 18px;
    text-align: right;
    border-radius: 8px;
    color: #fbbfbf;
    border: none;
    transition: all 0.8s ease;
}
    .input-search11.active {
        width: 280px;
       /* right: 40px;*/
       z-index:99999999999;
        color: #fff;
        border: 2px solid #fbbfbf;
    }

::-webkit-input-placeholder {
    /* Chrome/Opera/Safari */
    color: #fff;
    margin-right:100px;
}

::-moz-placeholder {
    /* Firefox 19+ */
    color: #fff;
    margin-right: 100px;
}
:-ms-input-placeholder {
    /* IE 10+ */
    color: #fff;
    margin-right: 100px;
}
:-moz-placeholder {
    /* Firefox 18- */
    color: #fff;
    margin-right: 100px;
}

.btn-search11 {
    position: absolute;
    width: 55px;
    height: 55px;
    /*  background: #fbbfbf;*/
    border-radius: 10%;
    left: 1px;
    top: 1px;
    cursor: pointer;
    text-align: center;
    line-height: 50px;
    font-size: 20px;
    color: #fff;
    transition: all 0.8s ease;
    z-index: 99999999999;
}
    .btn-search11.animate {
        transform: rotate(-360deg);
    }