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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!">: \1 X9 t; f" o2 b. g0 {8 x
- Label for your tooltip
/ J3 B0 ]4 g8 W4 t - </span>
复制代码CSS代码: - .tooltip-toggle {0 r$ x8 O8 l7 _; L k8 r: D5 J5 P
- cursor: pointer;
+ B+ t4 ~0 ?' M' l; k. D - position: relative;" h2 _0 K2 j) F# B7 s
- }
1 b% D6 ~" p' ] - .tooltip-toggle svg {
" R8 y5 o8 F! C5 i2 _7 N2 L! \5 q - height: 18px;
$ O9 [ Z0 K5 h4 S* W$ A - width: 18px;
# |% K. }+ v1 z- E - padding-right: 0.5rem;
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9 Q0 a6 K. X0 z1 { W- j/ h - .tooltip-toggle::before {' T! x G9 `( N* S- ^! l
- position: absolute;3 J# [. `7 C' R4 R9 z
- top: -80px;
4 {. n; e% V/ v1 d - left: -80px;
8 T5 r5 |4 e! B7 P( e. A! q - background-color: #2B222A;
. X" A, O# {) v* R7 F* |: n - border-radius: 5px;
) b3 v7 }- u, D1 Z - color: #fff;
/ h7 Y( D0 d$ `! f - content: attr(data-tooltip);
8 s- P ]' N( K! m4 ]" y8 A - padding: 1rem;
6 v, \# H( @# |; H, Z, F( } - text-transform: none;+ T3 E2 V B* m( f: @5 s
- -webkit-transition: all 0.5s ease;
: h8 R/ ^+ T5 z* y6 y% ^7 Y - transition: all 0.5s ease;
( o* F# L' J0 ]5 m' c7 M - width: 160px;+ p( P+ l0 d1 B( ~& W
- }0 R! g+ N, o" f) |0 v* h
- .tooltip-toggle::after {
/ B& ?6 x0 G V5 r" C, i - position: absolute;
- A' p; e9 d6 p: p7 W* t9 J+ H - top: -12px;
4 a9 X/ v) d+ J% v - left: 9px;! K) N# ]- g& W! H
- border-left: 5px solid transparent;
5 }8 V. T2 G& o% q: @7 u - border-right: 5px solid transparent;
' C* W3 Q+ L. E0 q( h' ~# d3 O" F - border-top: 5px solid #2B222A;
- O* P$ k/ M+ q( ? B) C) g - content: " ";
7 L! _' L3 I. ]0 f" z: [ - font-size: 0;! ~9 b h3 X$ v2 K2 `
- line-height: 0;
+ j0 Q* |7 a# n3 p* X. i( v - margin-left: -5px;2 @& y1 m8 h) Q* g" u/ i
- width: 0;
; |! W: Z' s' b0 [. T - }
: L- G9 N2 J6 ^0 p& y - .tooltip-toggle::before, .tooltip-toggle::after {! F) T+ y, F R: u6 g0 }6 A# P: Q
- color: #efefef;, ]* ]- W# _7 ]
- font-family: monospace;
k% _! {' `3 K& Z- _3 V - font-size: 16px;* b1 x3 j* x0 {8 I. E
- opacity: 0;) [- S' y" F& @6 H2 `
- pointer-events: none;5 M: V* T! ?( B4 n7 K: T! ^4 J
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
: e N0 y) ^! j) i R0 g0 p - opacity: 1;
5 i* z7 D, ?( F - -webkit-transition: all 0.75s ease;
& C4 ~( T& I( b - transition: all 0.75s ease;/ h8 n" x/ |3 V
- }
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">
J9 H j& f8 V! D - <ul class="nav-items">% l' z3 _4 `/ Y
- <!-- Navigation --> C4 p5 P( `" X+ P
- <li class="nav-item"><a href="#">Home</a></li>0 }( y P' _9 Y; a& {6 T, s$ b
- <li class="nav-item"><a href="#">About</a></li>
5 q3 z- v6 O3 |# {2 G6 ^ - <li class="nav-item"><a href="#">Contact</a></li>" ~+ d) h1 C5 x8 |- Z" E
- <!-- Dropdown menu -->9 M; |* W% ], y, }8 l8 {
- <li class="nav-item nav-item-dropdown">/ S) f! |: A* X4 v: o2 D+ k
- <a class="dropdown-trigger" href="#">Settings</a>
. {$ Q# a2 n; f& ?7 f5 b5 c - <ul class="dropdown-menu">0 y2 f& S$ x# `
- <li class="dropdown-menu-item">
. Q! Q- t# H- L7 l6 Y7 x9 y - <a href="#">Dropdown Item 1</a>
5 V& n: [8 i. J3 S" } - </li>) p/ X8 ^: |2 g7 w
- <li class="dropdown-menu-item">
! f" `) v2 W6 Q' v4 r. d3 }6 Z - <a href="#">Dropdown Item 2</a>
) | ^/ F& ~. S2 n2 S4 E, Z - </li>( y/ Y! M( \6 S
- <li class="dropdown-menu-item">/ B0 Z$ Z# n% e* u# E; V0 R4 q
- <a href="#">Dropdown Item 3</a>
% S$ ~+ d0 P6 b& Y - </li>- T5 M4 c* C. }- q/ N$ u8 u& m
- </ul>7 I. R0 P2 f' e8 C
- </li># c; j2 L4 Y. O8 |
- </ul>3 i, l4 L% a3 z+ ~% |2 W/ |2 L
- </div>
复制代码对应的CSS代码如下: - .nav-container {% [8 X" z& k3 }5 o
- background-color: #fff;
. W1 n4 e# `) \6 r - border-radius: 4px;7 Z. R2 W- r$ l6 b* j
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
$ x+ E0 h+ E# W0 @# i - padding: 1em;7 ` r( ?$ e! O) [5 x
- border: 1px solid #eee;* H& ~4 G: _1 G/ }) K
- display: block;, o+ H8 j6 K" F2 c
- max-width: 400px;
+ S3 j# o& l. _# z6 M1 t8 T - margin: 0 auto;8 k0 `' B, V3 S' r# K
- text-align: center;
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- ul,
8 p1 j6 k7 E( s$ ^' W. S5 Q - li {
3 r4 n. S: a; J) | - list-style: none;; J- B! S- g- d$ G
- -webkit-padding-start: 0;
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- text-decoration: none;! r( R5 W9 G! P2 {
- color: #ED3E44;
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- .nav-item {
) O N. k) b" v; n6 ? - padding: 1em;) ?6 j* v; g' Z7 j
- display: inline;0 M3 i: a4 c! R+ M- m4 c
- }
& M1 ^7 `" X, O: ^# J% h5 X: O - .nav-item-dropdown {
( }/ v2 m! K7 p0 z4 L8 d! S) g - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {+ p5 J! c& C6 E. }4 a" w1 L
- display: block;
5 e- ~; q! u: v) K: C$ D# q - opacity: 1;7 C2 k. d) L, E2 B' c
- }
: Z/ f; o! j! u+ f. l$ Z - .dropdown-trigger { k" V& D. Y8 n
- position: relative;
. |2 T. x6 T# Q+ X) R$ V7 n - }
2 f+ D2 Q H9 V2 b2 O. ~( t - .dropdown-trigger:focus + .dropdown-menu {7 D$ p4 f9 O1 j/ f& n: F8 V* S
- display: block;0 Y, J; B% @) p2 i1 o
- opacity: 1;3 H3 A% j" ?$ x& e5 j9 _+ D1 p K
- }0 _6 G! J) R! `- ^
- .dropdown-trigger::after {7 {) r- [. U% s4 @9 U
- content: "›";
1 }1 K) @ j2 s0 Y* W" ~6 L% o* N - position: absolute;9 J: q. h8 j+ F' I) r
- color: #ED3E44;3 b1 a0 T. l- u
- font-size: 24px;
1 ^" F# x8 F! M/ S7 } - font-weight: bold;
0 [" Y+ i$ S$ M - -webkit-transform: rotate(90deg);
) k) H: e1 I* G - transform: rotate(90deg);
! s# M$ T5 x b8 B& Y8 L - top: -5px;
1 y5 k5 k! K M - right: -15px;$ ?1 c+ S- j/ y4 V6 M" A* [
- }
0 \& T' L5 K% K: V3 B4 z6 n - .dropdown-menu {" b: G4 C9 h% J; H7 u
- background-color: #ED3E44;
: F9 `* u3 ]% M - display: inline-block;) b5 v# h( F) ~2 ?
- text-align: right;; x6 W' ^/ M/ L- U
- position: absolute;# ]0 M. V8 V6 A
- top: 2.5rem;
% i" }( a' C0 h% P - right: -10px;3 _1 p2 C6 O8 \% L: {0 ]
- display: none;, r1 Z: `2 K1 j- g
- opacity: 0;
' N! J' |2 P0 u ?/ C$ F3 F4 } - -webkit-transition: opacity 0.5s ease;
' ]; ^1 I, c% h - transition: opacity 0.5s ease;
1 [' i) g- Z3 [2 K- o' L - width: 160px;
' \* W, _8 O1 x: j5 g* |! K. `4 Y - }1 O! O/ W0 e4 P$ k8 W$ u
- .dropdown-menu a { j( \6 B- v. X" i0 Q, @$ Q
- color: #fff;
4 m2 V1 i% N+ @$ u+ ` - }1 d* [% g: ?/ E. j6 ?* f$ {
- .dropdown-menu-item {6 c1 t. _/ v1 _7 n4 _
- cursor: pointer;
; B* R& v% U1 {% D - padding: 1em;& U0 t( ?) R5 j. |
- text-align: center;! U0 \ M0 z5 Q
- }
0 ^- U5 p5 U' q1 ^' k1 X - .dropdown-menu-item:hover {5 w/ i* k8 S* p1 w
- background-color: #eb272d;$ j; R/ k- |- \5 p$ h" q5 H- M4 f
- }
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$ a% S7 G( c: J5 T( a0 k+ Z可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle"> g& \+ d' u; J: L9 q2 S; n
- <!-- Checkbox toggle -->( K3 L$ M6 N- L. L: E( g1 I
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
1 s' r! J7 @" g - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>" f1 m2 a4 m4 `2 ^4 p. M
- <!-- Content to toggle from www.mfbuluo.com-->
# ^! t7 C3 @5 s s - <div role="toggle" class="toggle-content">+ U6 v" r. }3 |- E
- BA-NA-NA-NA!
$ U2 S# B& s) e: k* t% z - </div>
+ k0 X* T x8 q! l7 O- W8 y - </div>
复制代码CSS代码内容如下: - .toggle {
3 a, w! @+ [3 T - margin: 0 auto;
& t) ]7 h/ U7 s0 K" c) J - max-width: 400px;/ N4 X1 b, t' i' B% G
- }6 t' k( L. r; i
- .toggle-label {
, l. P! O0 U$ u" a" H - font-size: 16px;
: y! V% C. Z9 ]% h! ^ T; {0 J: W - background: #fff;
, D& e# Z4 T- f$ h4 A - padding: 1em;
% Y& E5 \2 m: c+ j- M/ g$ E8 w - cursor: pointer;
0 e; s8 x8 b1 H: l - display: block;
- _% {' ` x! W" S/ K3 s6 k# j$ N9 U - margin: 0 auto 1em;$ h. l, Z% y, H1 J: y
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);6 s5 k1 L7 x$ z! Z+ }- c: J
- border-radius: 4px;
1 b: P4 Z( R2 H* W- S! R( ~ - }
: E9 D8 F L1 m2 ?9 Q, M - .toggle-label:after {. c( t' k; c: C4 F# [
- color: #ED3E44;6 n1 I: t$ e4 E
- content: "+";
2 W) q- Q T1 b2 X& p6 s) ]% r - float: right;
R3 q6 g# O0 E - font-weight: bold;
s* }: M6 R0 z' J: t; \ - }+ X% _, Z0 J' A, T
- .toggle-content {( w- ~. u7 ?$ ?$ h8 N- ?$ s
- color: #B0B3C2;
( P: u" j5 G$ N- z! v6 C& Q- g3 K - font-family: monospace;# C3 `+ A0 v% M c4 n
- font-size: 16px;. k% [# \, y3 V5 F- P. u9 A$ }8 m
- margin-bottom: 1.5em;( N" Z7 |( U$ g
- padding: 1em;0 Z4 {9 M9 H P7 A3 L! _/ S) q
- }
7 K7 C: M& x1 p; z$ G - .toggle-input {
" B1 S. l/ K! r# v6 U+ U3 ~# P - display: none;
* U: l: }" |$ G0 F2 F# y; R - }( S% U, M8 U6 v! d& g# p- F9 t
- .toggle-input:not(checked) ~ .toggle-content {; a1 F$ I! S! N B0 ^5 J. n7 Y4 o
- display: none;3 R% s/ L' T% u2 R9 L' N
- }
* v9 ]! O; [4 _% l( D. ?5 a9 L$ N - .toggle-input:checked ~ .toggle-content {
8 o" u* B8 m: Q/ G, M' [9 _ - display: block;
* M( P7 U' W6 Z& U/ i - }& t' }4 c; J, A* g& w0 a
- .toggle-input:checked ~ .toggle-label:after {
7 F% r7 m% d' w4 w4 @ - content: "-";
8 |1 B) R) g/ }, I5 j; C8 M - }
复制代码 % ?, h$ ^, | e6 ~7 @8 c2 C
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