/* Style the list */
ul.tab {
    list-style-type: none;
    margin: 0;
    padding: 20 px;
    overflow: hidden;
    border: 1px solid #ccc;
    background-color: #B9DEFF;
    margin-left:auto;
    margin-right:auto;
    max-width: 500px;
}

/* Float the list items side by side */
ul.tab li {float: left;}

/* Style the links inside the list items */
ul.tab li a {
    display: inline-block;
    color: black;
    text-align: center;
    padding: 10px 10px;
    text-decoration: none;
    transition: 0.3s;
    font-size: 17px;
}

/* Change background color of links on hover */
ul.tab li a:hover {background-color: #8AC8FF;}

/* Create an active/current tablink class */
ul.tab li a:focus, .active {background-color: #8AC8FF;}

/* Style the tab content */
.tabcontent {
    display: none;
    padding: 6px 12px;
    border: 1px solid #ccc;
    border-top: none;
}

.calculator {
    margin-left:auto;
    margin-right:auto;

    max-width: 500px;
    background: #D2E9FF;
    padding: 20px 20px 20px 20px;
    font: 12px Arial, Helvetica, sans-serif;
    color: #666;
}
.calculator h1 {
    font: 24px "Trebuchet MS", Arial, Helvetica, sans-serif;
    padding: 10px 10px 10px 20px;
    display: block;
    background: #C0E1FF;
    border-bottom: 1px solid #B8DDFF;
    margin: -20px -20px 15px;
}
.calculator h1>span {
    display: block;
    font-size: 11px;
}

.calculator label>span {
    float: left;
    margin-top: 2px;
    color: #5E5E5E;
}
.calculator label {
    display: block;
    margin: 0px 0px 0px;
}
.calculator label>span {
    float: left;
    width: 20%;
    text-align: right;
    padding-right: 15px;
    margin-top: 10px;
    font-weight: bold;
}
.calculator input[type="text"], .calculator input[type="email"],.calculator input[type="number"], .calculator textarea, .calculator select {
    color: #888;
    width: 70%;
    padding: 0px 0px 0px 5px;
    border: 1px solid #C5E2FF;
    background: #FBFBFB;
    outline: 0;
    -webkit-box-shadow:inset 0px 1px 6px #ECF3F5;
    box-shadow: inset 0px 1px 6px #ECF3F5;
    font: 200 12px/25px Arial, Helvetica, sans-serif;
    height: 30px;
    line-height:15px;
    margin: 2px 6px 5px 0px;
}
.calculator textarea{
    height:100px;
    padding: 5px 0px 0px 5px;
    width: 70%;
}
.calculator .result {
    float: left;
    width: 90%;
    text-align: right;
    font-weight: bold;
}
.calculator select {
    background: #fbfbfb url('down-arrow.png') no-repeat right;
   appearance:none;
    -webkit-appearance:none; 
   -moz-appearance: none;
    text-indent: 0.01px;
    text-overflow: '';
    width: 70%;
}
.calculator .button{
    padding: 10px 30px 10px 30px;
    background: #66C1E4;
    border: none;
    color: #FFF;
    box-shadow: 1px 1px 1px #4C6E91;
    -webkit-box-shadow: 1px 1px 1px #4C6E91;
    -moz-box-shadow: 1px 1px 1px #4C6E91;
    text-shadow: 1px 1px 1px #5079A3;
    
}
.calculator .button:hover{
    background: #3EB1DD;
}