iOS input border top code example
Example: mac input shadow
input[type=text] {
/* Remove First */
-webkit-appearance: none;
-moz-appearance: none;
appearance: none;
/* Then Style */
border-radius: 15px;
border: 1px dashed #BBB;
padding: 10px;
line-height: 20px;
text-align: center;
background: transparent;
outline: none;
}