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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!">3 U* s/ A3 O+ S' f/ P
- Label for your tooltip& d" `6 [! e* D+ X2 d, M+ U
- </span>
复制代码CSS代码: - .tooltip-toggle {9 l% e) p0 ?, b
- cursor: pointer;
" y9 s+ U" T) F7 Z - position: relative;8 R/ ~( b0 h5 j
- }5 _' \& }$ |* g3 j5 d% j1 b
- .tooltip-toggle svg {
' ^5 W# n/ o: c! x+ v - height: 18px;
7 D% G/ P& N+ P* ]$ h - width: 18px;
$ @& C: j6 i0 d2 S: b7 w3 o - padding-right: 0.5rem;, M C- v8 f$ g- f
- }4 L8 }- k- P' _: l8 p5 j+ h
- .tooltip-toggle::before {
n7 {! \5 I+ E - position: absolute;$ ~& R, H: e- e m6 i
- top: -80px;4 f1 \7 u6 h O. S6 S6 i
- left: -80px;
' E0 \7 B0 r+ F. H; i3 [) x0 D - background-color: #2B222A;
! y; u( i2 }1 x2 K, j) f4 v - border-radius: 5px;
8 T1 N5 W) o; u% r! @ - color: #fff;! h) K1 \: [7 S+ D
- content: attr(data-tooltip);
/ ~/ I+ ?- E/ _4 A) B" W - padding: 1rem;
. ^# a% s8 j* M( L5 n - text-transform: none;: k. Q- o- n5 C
- -webkit-transition: all 0.5s ease;7 I2 P6 N2 u# @- N9 v
- transition: all 0.5s ease;: K5 F+ T0 n: C( y" n: j; R
- width: 160px;
U7 I" O0 N2 X - }
; Z9 n1 G( T8 X' c% W0 X - .tooltip-toggle::after {
( w/ }; N; {, c4 W0 F - position: absolute;7 V* A+ k( O/ E% C
- top: -12px;
" W L" h x7 h0 ?7 P9 R - left: 9px;. B4 e9 a5 t% K; A4 h
- border-left: 5px solid transparent;0 q. f& p+ R4 R s; Q; G+ J
- border-right: 5px solid transparent;/ }4 P* Y& d! s9 H1 m
- border-top: 5px solid #2B222A;
0 s: w: x# A$ n2 c - content: " ";
; R0 }% k# p+ o+ |0 h" ~ - font-size: 0;4 ?9 R/ e" F$ R6 \, e6 \
- line-height: 0;
; P, U6 g7 e3 M! Z1 Z }+ ~ - margin-left: -5px;
% @9 x& x4 E3 o - width: 0;6 x" J1 G: C* N3 j; h( o
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- .tooltip-toggle::before, .tooltip-toggle::after {# h8 ^& L+ }/ c. R) T# S" y
- color: #efefef;
2 G) I! p2 G9 _2 [* S$ Y* z - font-family: monospace;
! G' D& q$ h& G7 d - font-size: 16px;
7 {! H' t- K/ `/ [, d; ` - opacity: 0;
$ C2 e7 e% V) G3 G0 w( V/ i - pointer-events: none;
% e0 i6 W5 q& J3 w7 l2 N - text-align: center;
& L& }" i; I( d! i. ^ z+ I - }
4 @+ u7 }/ u, A) r* {& H' H - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
# Q/ k3 F7 z+ ]; z/ l: l( ~7 K+ f m - opacity: 1;
6 x( ]* K0 \; p: J- ` - -webkit-transition: all 0.75s ease;' x7 i7 `2 e0 g
- transition: all 0.75s ease;: ?7 c' x8 a0 n/ j$ H
- }
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 `" p1 C: `' J+ o5 f/ x( F b/ I - <ul class="nav-items">
, o9 U7 W& W) i9 L - <!-- Navigation -->& q) Y! ~# R4 F9 o
- <li class="nav-item"><a href="#">Home</a></li>
! k: p* w4 f5 i5 m- A+ d( s5 G - <li class="nav-item"><a href="#">About</a></li>: ?7 b6 X+ L5 @' y4 ]
- <li class="nav-item"><a href="#">Contact</a></li> Q3 Y6 ~, |1 g. f p# A0 g
- <!-- Dropdown menu -->
3 Z$ s* p# j3 Z6 t2 L9 v - <li class="nav-item nav-item-dropdown">
, V, R3 [! `1 {) w; F - <a class="dropdown-trigger" href="#">Settings</a>0 L' k+ \2 I" K' A: i; T7 _, b( D
- <ul class="dropdown-menu">( `/ F6 U7 w0 Q3 | P! g; c
- <li class="dropdown-menu-item">
0 b1 r* o2 J4 l2 w2 ~: i6 r - <a href="#">Dropdown Item 1</a>
* `' T; K, M- `) s/ ]+ d - </li>
0 P% ]( Q$ c# M) H H - <li class="dropdown-menu-item">9 N# H! r9 L4 v$ _( R: Y
- <a href="#">Dropdown Item 2</a>4 h% y) R t" Z" |7 ^' ?2 ]- y& y, X9 V
- </li>
+ Y( ]" Q6 [8 k* p( D- i - <li class="dropdown-menu-item">0 Z i: L5 X+ Y# N% _- p
- <a href="#">Dropdown Item 3</a>
; s2 q4 @! I0 ^4 T - </li>
! p/ t) d: x; s. N/ K" Q, m, q; N - </ul>. a" F4 E# n4 K5 ]) ?3 m) I
- </li>
- }/ d7 A0 G! R" v - </ul>
+ _. g( Y/ g6 F0 }3 d/ Z+ t, N - </div>
复制代码对应的CSS代码如下: - .nav-container {4 Y( S( i& L3 w* M
- background-color: #fff;$ e9 y& |" q0 p
- border-radius: 4px;3 V1 k1 B N' L9 n! N
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);' Q& @: K" I2 V
- padding: 1em;
7 y# D& l L8 e* m - border: 1px solid #eee;
' ~5 K; V* w g0 m - display: block;; S2 p) \0 ^6 n) F4 X6 r8 Y
- max-width: 400px;8 E, ~- L- [" a% H0 u! z
- margin: 0 auto;
* X4 x& U6 e/ m - text-align: center;# F6 D9 \+ Y& O* A9 G! u/ q
- }
6 y) F" Q/ P& w/ _# z, u - ul,
( n, D3 L& l2 U' W8 T - li {
' Z/ A+ ^5 w7 \( W& u - list-style: none;5 h& w8 L# v1 U8 i% P
- -webkit-padding-start: 0;! e2 W7 Y. g* b" d
- }
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- text-decoration: none;
! M' t2 F5 x. N* c) @ - color: #ED3E44;& c" M- ]. ]1 k1 ~1 K
- }
6 d3 h% h1 P/ b: L; x! z; q( |; o: H - .nav-item {
7 |8 L0 x; O* m8 y3 b - padding: 1em;7 {, e( H. L: _
- display: inline;
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- .nav-item-dropdown {
1 O$ k; J8 E' [- M" s4 {' c - position: relative;0 o% U- m9 g. M8 R+ g1 n
- }, H% ~! h% T7 K+ d% U; t/ K J
- .nav-item-dropdown:hover > .dropdown-menu {
5 U3 h! ?8 x, X1 }# }/ o1 u- ?' | - display: block;
9 g- u6 T9 i: Y - opacity: 1;
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- .dropdown-trigger {
8 x% p9 y' B& o0 Z - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
& X2 X; a( M" J, X - display: block;1 J$ H6 O/ v( |: X$ \: | \- M+ e
- opacity: 1;
+ w! z4 s1 |# c - }
( }% A- s/ K' d* M+ n8 G - .dropdown-trigger::after {, k+ n: t2 n7 n" T3 l9 E. w1 N
- content: "›";
! l& c i1 Y0 I' S0 P0 Z- w8 ] - position: absolute; f$ `2 \& |' [# m; A
- color: #ED3E44;
- M' K" J# ]# w" A% e+ J4 } - font-size: 24px;" E! z5 L7 Z8 G# r' A
- font-weight: bold;
0 r/ n( [' C/ F3 D - -webkit-transform: rotate(90deg);) y; S6 O; g9 |
- transform: rotate(90deg);
i+ ], Q$ s: ^ - top: -5px;' m* K" D& z9 n4 A/ U9 ?
- right: -15px;& Y7 ~( J' g3 e3 r2 C
- }4 h2 |8 h, s) g7 f$ l
- .dropdown-menu {
0 F$ e0 h. H# j" a - background-color: #ED3E44;
4 v5 F% e2 d, T s - display: inline-block;
2 ~0 A! k, \4 \" V - text-align: right;
P L/ l; G+ G, C1 t - position: absolute;6 l0 |$ C# g7 h9 X) O
- top: 2.5rem;
8 Z& e; [0 o: z. {4 r - right: -10px;
Z4 W4 R; k. w* G/ W - display: none;
: o7 c2 [; ~, w! ^% V% ?$ v" x - opacity: 0;" j3 z- E) v: z' w7 z
- -webkit-transition: opacity 0.5s ease;6 q4 f! E; }% J8 C: N! I
- transition: opacity 0.5s ease;
; x% Z y& J; _1 ^' I! o3 E( P: P8 d - width: 160px;
; n, g- p, b/ l- g4 z& z! A% ] - }
9 {& n T9 X, B' a+ F, a1 N - .dropdown-menu a {4 X' c5 Z9 P2 G+ }' T) j
- color: #fff;# C: \2 ~- ?8 a
- }
) p( v7 I5 b- R - .dropdown-menu-item {$ E7 d" K$ Y2 E. A, G4 {4 E4 z1 M
- cursor: pointer;5 E' X: H& g- M
- padding: 1em;
4 K2 R+ H6 ]; S0 K$ i - text-align: center;. e$ c5 `7 i6 ~) c
- }5 x3 ?) m( B& G: X+ v% j
- .dropdown-menu-item:hover {
' _, P9 z( M" ?) X$ u% c/ U# @ - background-color: #eb272d;
& Z$ [. }7 w+ P7 |8 e' W - }
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& N0 z |+ j- s# q可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
" M. }9 v' v/ @# s% W4 t& U( f - <!-- Checkbox toggle -->
4 h( u' `( [: k% P. Q" r: E - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
' R0 Z4 F8 N2 G& ?; Z& J% P - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>2 O) s5 s |6 i, o0 ?9 K
- <!-- Content to toggle from www.mfbuluo.com-->
/ Y6 b3 c5 e& u! q* i; J - <div role="toggle" class="toggle-content">
. V1 y2 l7 s( P( j. G - BA-NA-NA-NA!, B, _( T1 t# P% K$ I9 Q$ X
- </div>
: l# ~& W7 r- L - </div>
复制代码CSS代码内容如下: - .toggle { h& r: ]& \9 ?+ C- ~$ ^9 {
- margin: 0 auto;
6 S- h* d! V1 _/ M - max-width: 400px;+ a0 n( h9 K8 V% v$ Y
- }3 s5 F+ B3 J7 `$ {( P
- .toggle-label {. m) R# N1 H6 `) J' M( g
- font-size: 16px;
6 d' m2 |0 _) A- e+ P% O4 @% G) T, p - background: #fff;4 `% d( o9 n1 f1 J
- padding: 1em;
( L0 @9 n8 O4 S, c o - cursor: pointer;6 J ]- c1 B: `( ^! O D. G3 h0 @4 }
- display: block;8 [& R: W: a. C5 J5 s/ a& Z
- margin: 0 auto 1em;
) O) n& @# l7 q - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);; `$ b5 e o! m p( A
- border-radius: 4px; ]& i: f. _) g5 ~; b! l
- }
9 |6 r+ Y8 ]7 M- C9 { - .toggle-label:after {
# g3 H* V/ @8 I - color: #ED3E44;7 _8 D+ C+ i, ~; L+ X1 B+ E
- content: "+";" }2 G3 j% b+ r/ e5 S, ^" ^: [
- float: right;. u% j/ L& k$ H
- font-weight: bold;
5 H8 [4 F4 u. k( t$ k - }
0 j+ N! ]1 I- n& T. C3 g - .toggle-content {
; R3 C7 |# k% A+ j% ?% Y; r" l: ~ - color: #B0B3C2;
' X4 |% R3 {4 j5 t$ z: C - font-family: monospace;+ `0 d" ^1 N- o7 n
- font-size: 16px;
) S# D1 B+ `4 t+ ] k, T+ A - margin-bottom: 1.5em;- Q) C8 G- h0 h. A' I+ l
- padding: 1em;& W; c: {5 a4 n [
- }
. C5 w; k: s( U# I; C! A* ?% h - .toggle-input {
8 \# |% L; r1 w x - display: none;
1 ?- b2 y% _0 ]4 g - }3 g. W- r" B7 v+ b$ j: t
- .toggle-input:not(checked) ~ .toggle-content {, h: H$ v( ~7 l4 f
- display: none;/ r7 e% q+ S% g
- }( n) u' g4 S% h9 b* a7 X) B2 X
- .toggle-input:checked ~ .toggle-content {" \7 ?, G1 Z. Q! e1 B& l8 @
- display: block;; z) o7 O5 I5 S! ~+ \
- }
& v$ T7 z* Z, t$ X9 Z1 `! Z6 z - .toggle-input:checked ~ .toggle-label:after { j7 b+ K+ g t) Q5 y% V1 o
- content: "-";
$ i" L) d \- E1 B" F - }
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) \# L; z$ w: }1 r; M! {
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