Search Box not visible in Chrome but working in Firefox and IE

Theme is ZEN

This is a customized ZEN Sub Theme.

Custom CSS Search part

/*SEARCH*/
#block-search-form {
font-size: 0.833em;
}

form#search-block-form input.form-text {
font-size: 0.8em;
color:#808080;
line-height: 1em;
margin-bottom: 1%;
margin: 15px 3px 0px 0px;
padding: 1px 3px 3px 3px;
float: left;
border: 1px solid red;
width: 250px;
}
button, input {
line-height: 1em;
margin-bottom: 1%;
margin: 15px 3px 0px 0px;
padding: 1px 3px 3px 3px;
}
button, input, select, textarea {
font-size: 100%;
margin-bottom: 0px 0px 0px 0px;
vertical-align: baseline;
}
button, input, select, textarea {
font-family: Helvetica,Arial,Verdana,sans-serif;
}

#block-search-form {
float: right;
margin-top:-60px;
width: 100%;
}
textarea {
float: left;
margin-left: -30px;
width: 3%;
}
form#search-block-form input.form-submit {
background-color: grey;
color: white;
float: right;
clear: right;
font-size: 0.8em;
border-style: none;
padding: 2%;
float: right;
margin-right: -45px;
}
/*END OF SEARCH*/