I am trying to apply custom css in Lightning Quick action component
CSS
.THIS{
}
.THIS .closeIcon{
display: none !important;
}
.THIS .slds-modal__content{
margin: 0 auto ;
width: 98% !important;
max-width: initial ;
min-width: initial ;
}
Component
<aura:component implements="force:hasRecordId,force:lightningQuickActionWithoutHeader" >
<div class="demo-only" style="height: 640px;">
<section role="dialog" tabindex="-1" aria-labelledby="modal-heading-01" aria-modal="true" aria-describedby="modal-content-id-1" class="slds-modal slds-fade-in-open">
<div class="slds-modal__container">
</div>
</section>
<div class="slds-backdrop slds-backdrop_open"></div>
</div>
</aura:component>