*{
    padding: 0;
    margin: 0;
    border: 0;
    box-sizing: border-box;
}
ul,li{
    list-style: none;
}
a,ins{
    text-decoration: none;
    color: rgb(21, 21, 21);
}
em,i{
    font-style: normal;
}
img{
    vertical-align: middle;
}

.icon {
    width: 1em;
    height: 1em;
    vertical-align: -0.15em;
    fill: currentColor;
    overflow: hidden;

    

}
input,button,select,textarea{
    outline:none;
}
h1, h2, h3, h4, h5, h6{ 
    font-size:100%; 
}
textarea {
    resize: none;
}

.w{
    width: 1200px;
    margin: 0 auto;
}