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Tooltips 对于展示一些信息非常有用,并且不需要什么用户体验。目前有很多 JavaScript 插件实现了这个功能,但是如果你不想使网站更加的笨重,那我们可以使用普通的 CSS 来实现它. 我们可以使用伪元素来拉取信息,并在 :hover 时显示它(你可以使用 HTML 的 title 属性来实现完成的解决方案,但是不能自定义喜欢的样式). HTML代码: - <span class="tooltip-toggle" data-tooltip="Sample text for your tooltip!">
7 Z& w" ?/ a( L q3 ~ - Label for your tooltip
1 P% s0 T9 A3 I/ Z - </span>
复制代码CSS代码: - .tooltip-toggle {: g. Y& C6 L. Y
- cursor: pointer;. n- i- A/ d$ |' F$ q
- position: relative;
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, l1 Y+ R& z# d' ?( K9 Y - .tooltip-toggle svg {& R0 h1 n+ @1 k/ d
- height: 18px;
. s0 e3 ]" Z$ H7 j) [ - width: 18px;
# g- t" i& G9 H% C- @% e - padding-right: 0.5rem;" n! k1 j4 ?# g# B& P
- }
& x$ S+ e/ I& e1 u a; E - .tooltip-toggle::before {; q; `$ e# A* l; X4 f9 ~
- position: absolute;
" ^# A) v- L) S/ J f - top: -80px;8 G/ L& H% B2 A4 W6 ?
- left: -80px;( v Y4 ^* @. c% q8 A$ d
- background-color: #2B222A;
; l5 Q+ U8 H7 Q0 d! J" t' R+ z - border-radius: 5px;6 O) ?1 Z) [! J% Z) K$ Y
- color: #fff;
" t% H, w& B: |" O+ y- i - content: attr(data-tooltip);8 E4 C. M) X e8 v- Y9 [5 I! z* Q
- padding: 1rem;
i: \4 h6 g' n& C! E - text-transform: none;
8 w: U/ G2 J; g8 z8 o" \. f - -webkit-transition: all 0.5s ease;
" [( E; q* _2 C) z - transition: all 0.5s ease;/ N. T! k8 [4 p0 U( y
- width: 160px;
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# M! d0 w, H7 p5 [% @+ G2 _ - .tooltip-toggle::after {4 i/ p9 o' f9 W2 V
- position: absolute;
& Q- x6 i( @5 x/ q; m8 ?! M! ] - top: -12px;/ i% X1 C* m# W# {: J
- left: 9px;* ^$ |- { r: l% `2 i
- border-left: 5px solid transparent;
3 l* ^' H+ J) h4 c0 r - border-right: 5px solid transparent;0 V( o0 K, Y4 E8 x+ q: r |
- border-top: 5px solid #2B222A;
. D l; M- ~, T5 W- a; V- C - content: " ";. }3 h8 m2 l, b6 E
- font-size: 0;) Q; d$ P- B# `0 ]! A
- line-height: 0;3 {$ ]; f# L. c0 U; f: y
- margin-left: -5px;
# S. `- i5 `; |+ ]6 X - width: 0;3 U% d; A8 c! t- M( b; T' X/ b
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- .tooltip-toggle::before, .tooltip-toggle::after {0 f+ L; v& t4 @& y" u
- color: #efefef;) I% U4 C3 Y3 _4 X9 J3 l/ ?. o
- font-family: monospace;
! ]0 d- o9 R3 Z - font-size: 16px;, C. x7 _( p" Z$ J, a
- opacity: 0;% E8 X/ y7 @) S# @
- pointer-events: none;
5 `' y6 i8 W: m. R* i& V - text-align: center;" C4 |/ T6 g( S f
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {" z6 ?, |- g4 u
- opacity: 1;$ Y( o, C+ f! ~
- -webkit-transition: all 0.75s ease;7 S3 d' b! B) |0 H; g( n6 B
- transition: all 0.75s ease;
/ Y1 n; C$ m ~0 `. s# A' U+ @ - }
复制代码下拉菜单 如果你想实现一个简单的下拉菜单,你可以通过 CSS 的 :hover 简单的触发菜单的隐藏. HTML代码: - <div class="nav-container">9 j6 _. o8 q" ]
- <ul class="nav-items">
8 e/ B' d+ s& C! [5 p - <!-- Navigation -->
5 i* R0 J/ [7 W4 X7 m - <li class="nav-item"><a href="#">Home</a></li>
2 V# {3 E, q2 u( Q2 O - <li class="nav-item"><a href="#">About</a></li>
/ O& x& H2 u- y6 T- C, M1 e. B7 s9 t3 l - <li class="nav-item"><a href="#">Contact</a></li>
' L2 \( q6 K* T# Y4 i - <!-- Dropdown menu -->: x: W- v/ ?5 q& A" P% K6 u
- <li class="nav-item nav-item-dropdown">
j. c, M6 b, J$ [) g - <a class="dropdown-trigger" href="#">Settings</a>' { v/ J9 S/ I, C3 {) u7 h
- <ul class="dropdown-menu">0 g2 o! g: X8 l2 a) G' ?
- <li class="dropdown-menu-item">; l( v0 P% x/ x. q6 l" o
- <a href="#">Dropdown Item 1</a>3 l3 @) `5 ?0 O% M7 w* P& y
- </li>
; S% g, s# x/ P! h- B3 K: F/ a - <li class="dropdown-menu-item">& o1 j* y% t" i, z
- <a href="#">Dropdown Item 2</a>
$ T1 C E/ H ~ - </li>
5 @2 q; y' A2 H' I& z9 t: D8 ` - <li class="dropdown-menu-item">
6 `5 X6 D, k; x ]& z - <a href="#">Dropdown Item 3</a>! C( d0 Z# X o# w* E
- </li>
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- </li>
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- </div>
复制代码对应的CSS代码如下: - .nav-container {
4 w* k5 R0 N, H: b1 V( X$ f: I - background-color: #fff;9 }8 u" ]" D5 i* i! _( N4 X! ^
- border-radius: 4px;" S3 l9 V( v" Y% n6 u" l2 r
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
6 B- r7 |+ j$ G - padding: 1em;
; j' E0 e1 H% p; |. i3 c - border: 1px solid #eee;9 X0 W* ^6 m \( z
- display: block;
* J! k* S7 L" M4 i6 n9 M - max-width: 400px;
2 p1 M9 ?4 S0 G1 a% H1 a7 J' E4 x - margin: 0 auto;" j3 I* a7 F. Q/ C
- text-align: center; E. N: m, e9 L9 _
- }
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- li {6 t: \5 \2 ^/ I7 v! j9 F4 b8 }: {
- list-style: none;1 n/ O6 J' |* w* b
- -webkit-padding-start: 0; L% N4 ?/ ^( |/ _9 f
- }
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- text-decoration: none;' g% M, P5 n# q. f# q' w7 W n
- color: #ED3E44;
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V3 b7 t( x; A S5 ]3 ~ - .nav-item {0 g* T& g1 K8 P% N6 h
- padding: 1em;
2 q f r; [3 \, e - display: inline;
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; j4 l9 A- t. J. B. b2 ?. O - .nav-item-dropdown {
+ O3 ^4 o5 V' M5 l( d1 M - position: relative;
; f( k! K3 v" U/ p+ A - }
2 @" c+ o( h3 \1 _$ o) _ - .nav-item-dropdown:hover > .dropdown-menu {3 t& W, J2 e. R
- display: block;
7 D9 ?* U: E4 u5 G! r - opacity: 1;
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- .dropdown-trigger {
8 o2 W% k9 _; T% ]0 F - position: relative;# p' ?9 N# A* ]/ Z9 g8 I1 J1 H
- }
0 L$ {8 _: V) d/ T - .dropdown-trigger:focus + .dropdown-menu {0 {" n1 E: k1 ~7 [
- display: block;8 x s0 {4 g$ D n- d
- opacity: 1;
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- .dropdown-trigger::after {$ }2 G4 M* E$ @( e
- content: "›";" v$ k1 n3 u' t5 t. f- S& u3 I
- position: absolute;8 o' A) w$ C: e& {
- color: #ED3E44;! |/ K k' y: v4 W; R( P% b
- font-size: 24px;, l) t6 x8 m4 l3 F0 q6 d& V
- font-weight: bold;1 b0 g+ \* N" m3 q
- -webkit-transform: rotate(90deg);& ^: ^$ a% ?, Z. P( H7 H
- transform: rotate(90deg);2 L8 ^2 r) X6 r) |; y
- top: -5px;& ?9 X5 q) [/ G
- right: -15px;
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- T# [, |8 V( U0 Y1 ?# R. z* x - .dropdown-menu {0 F- y% V z1 A& Q
- background-color: #ED3E44;
9 e6 f, ?, I s4 p" @* B. {. D - display: inline-block;* i: Q2 E' t% O" b# B g
- text-align: right;
4 f' U& \/ \: h) Q: f - position: absolute;- P" g1 c6 B7 ]1 K
- top: 2.5rem;
* w: o) W8 |* B( c - right: -10px;
$ A, U( t) `4 s$ k: B: w - display: none;
& J: e+ w) h. p - opacity: 0;8 c/ T+ q2 N: o2 v* x' \
- -webkit-transition: opacity 0.5s ease;
9 B9 \5 q3 i9 B - transition: opacity 0.5s ease;8 y% t! \6 k, M
- width: 160px;, X* v) A( G' J0 _
- }
1 N! ?: ^0 h" j+ r7 ^ - .dropdown-menu a {* ^2 R- Y/ j+ v& Q0 B* ?) C$ F; t
- color: #fff;# |4 Q! D6 u$ E$ P8 g8 d
- }4 J) F8 e; E Y% h* q/ Z8 ]3 X
- .dropdown-menu-item {6 S' I- R: c4 i
- cursor: pointer;! I9 E9 V8 A/ f% S% t w% _
- padding: 1em;) h8 o' c: S2 K) p0 B) [
- text-align: center;; B" w/ o8 L& Y7 U1 i5 N
- }
2 S% v6 p1 i1 a9 P* P6 S# k/ h - .dropdown-menu-item:hover {: G+ o1 w6 R4 _$ v, S$ W
- background-color: #eb272d;2 D! z5 P7 {% f& B
- }
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) H5 Q; x# F" o% N* `可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
6 M/ B8 P# H+ s - <!-- Checkbox toggle -->. h. z$ K0 J/ |8 R& W
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
1 j+ Y# }: u+ R- u7 \ - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
1 ^: l8 g9 d8 R* M6 c$ Y* N4 G - <!-- Content to toggle from www.mfbuluo.com--> u8 s/ e8 r+ T
- <div role="toggle" class="toggle-content">
& ?# g/ h# R9 K" D0 ~ - BA-NA-NA-NA!1 R- e6 d' @( X7 | @
- </div>; h! {4 M/ j9 o6 P7 c! _' W- {
- </div>
复制代码CSS代码内容如下: - .toggle {
% v- k1 S" Q& o: l* ^, q2 x% ? - margin: 0 auto;
0 Q8 a1 q5 O2 b Z1 _7 z - max-width: 400px;
B% e" W; Z$ M- }9 E' S5 D W1 ` - }
" ^$ `- i# \; H+ C - .toggle-label {
; N( k* o+ X6 A+ U- Q. _5 A - font-size: 16px;2 R. b1 |$ T! k7 j& p, w) j
- background: #fff;
# G' l6 k7 q b5 c* T - padding: 1em;' n* g: Y% X: W9 h
- cursor: pointer; u4 ]$ p9 c2 _1 _7 z3 D# h" @
- display: block;
, B* {! e7 h" U$ s$ ]9 m4 @+ j9 ? - margin: 0 auto 1em;
% |" W0 G* @6 }" c2 v$ s3 T: Y G - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
% o( ]9 o7 ]' V7 s! T! G3 E - border-radius: 4px;
# n( k, p/ g9 }$ Z3 i/ O - }
( L$ y6 a ?( o' W - .toggle-label:after {. X9 A7 d$ b5 _2 V1 V/ }2 x
- color: #ED3E44;
# Q- F# j# I; D' @. G7 N( r$ C - content: "+";9 ^4 v0 B. G4 \/ g- [
- float: right;' n, p4 ~, u) v F6 y z5 h0 d
- font-weight: bold;
# M( `, e r, E8 o2 [3 M* ]" [4 L - }
: d( I, l; a( `, x( E+ j - .toggle-content {
# K l3 P" u; \, N3 O I - color: #B0B3C2;7 I7 i+ |5 `& y0 y6 s7 m7 \
- font-family: monospace;
7 j) e$ b4 T% U+ T3 Y - font-size: 16px;
]( ^6 W. I; l - margin-bottom: 1.5em;
* C' i( `1 ?' Z' e3 n - padding: 1em;
f1 N2 O4 ]' Q. @3 Y# _' u6 f4 j - }
$ h Z% {" X* _1 p0 I- M8 C - .toggle-input {- T+ j& `" N) @. P0 T
- display: none;
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- .toggle-input:not(checked) ~ .toggle-content {4 c/ d; K/ Q& m, A: n1 A
- display: none;
4 n' o4 @- _& k+ g% L8 S) k1 ]; d - }
. r9 j- I3 ~/ v0 s0 \ - .toggle-input:checked ~ .toggle-content {
1 o% w( F2 E. b) ` - display: block;" B) k g7 Z/ Z4 \0 ]) }
- }, \# N# V; h+ ?/ ~
- .toggle-input:checked ~ .toggle-label:after {! k2 a6 g6 p7 P
- content: "-";% ~) ~* U- f( n0 @# B# ~
- }
复制代码 $ R3 ]. F8 k* I7 [
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