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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!">
. H! R2 e" A5 ^0 i6 y. g - Label for your tooltip
Z A4 c9 P F% A+ P& X" C - </span>
复制代码CSS代码: - .tooltip-toggle {, ^2 m; N% l6 f3 b% o, X
- cursor: pointer;0 P7 z4 k# R6 q# z& C" r4 U; b, E
- position: relative;
; {/ }, N- r0 Z8 q2 n" o - }
8 a) d9 A& G5 a* g - .tooltip-toggle svg {
& e. C5 N1 g0 x - height: 18px;3 M9 t# a1 M% a0 w! k
- width: 18px;/ O: _" U3 L% s3 P6 Z1 ]( a/ {
- padding-right: 0.5rem;0 E% ^1 `( X# x% m
- }( W3 ^& Y6 v7 W: m7 a
- .tooltip-toggle::before {( j" i% N; e: H1 b
- position: absolute;& `4 _9 ]% U* k: |
- top: -80px;
+ z7 G6 J: a8 w8 t - left: -80px;7 i/ e. _, T* r& R3 a' b, n0 Z
- background-color: #2B222A;9 L% g; H5 x: P1 p2 _
- border-radius: 5px;' a# c3 u( f: ?
- color: #fff;
2 E1 z8 N* Z4 n$ _% v - content: attr(data-tooltip);
1 ~5 A" Q( M" d9 |' { - padding: 1rem;
: x$ A8 B! N" x) x; A - text-transform: none;
' W$ G. ~: x' C" E& c - -webkit-transition: all 0.5s ease;- _: [; j, @0 S4 E7 N3 e9 T7 `+ u8 k
- transition: all 0.5s ease;5 U" K# d/ O+ r% @: T7 [
- width: 160px;
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- .tooltip-toggle::after {
/ r1 c& t& g2 P4 N8 @/ q - position: absolute;4 d/ a' P }8 W( h3 ~" E
- top: -12px;2 L) z9 `% [6 W. k6 C0 U
- left: 9px;
& V+ g) W* N7 S4 O4 J, Q - border-left: 5px solid transparent;4 J) x/ F2 k7 q
- border-right: 5px solid transparent;
+ b( `7 Y, L0 J - border-top: 5px solid #2B222A;5 h! ]0 D) p" @, N6 t, w# F5 i
- content: " ";
# }; X% P' R& r* ` N P - font-size: 0;3 B* v8 q- J, |9 W+ x# v
- line-height: 0;# u( P8 f. L; g! x$ M# l& _3 P
- margin-left: -5px;
0 i( u4 e* G O) q8 Q - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
- G" ~3 d: l: w# n - color: #efefef;3 p0 s' }0 L: j: h
- font-family: monospace;4 B! j$ B* b+ Z6 a: L" D
- font-size: 16px;
' ~* \( ?9 w) ?5 q4 Q: ^0 v* b - opacity: 0;1 L9 M5 ?' [) S# W. Z: Q R Q
- pointer-events: none;! Z- @6 {1 F7 n( u: f
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {% V( u+ `" Q. \' A
- opacity: 1;: r% [$ P' I8 R
- -webkit-transition: all 0.75s ease;$ u. D8 M2 a0 V J
- transition: all 0.75s ease;
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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">
7 U4 t1 J6 y+ ~' R) Q - <ul class="nav-items">
9 k, U: \4 Y" R3 f' V3 ? - <!-- Navigation -->
& h& R( X7 R' _) v# G - <li class="nav-item"><a href="#">Home</a></li>2 A, s/ @; _- v* a; R7 m; G7 R2 m
- <li class="nav-item"><a href="#">About</a></li>' a, p& V6 N7 I1 K. V) z
- <li class="nav-item"><a href="#">Contact</a></li>0 _" t' ^# ]9 C/ X0 @, o _: D9 x g
- <!-- Dropdown menu -->
7 O1 w# |8 s5 v) Z, W - <li class="nav-item nav-item-dropdown">8 c7 Z# k2 y. V* A' Q
- <a class="dropdown-trigger" href="#">Settings</a>7 ]# M2 W2 c! y
- <ul class="dropdown-menu">; `: {: o- P) i- ~ {. g
- <li class="dropdown-menu-item">
* s, N# j6 ?5 g8 v - <a href="#">Dropdown Item 1</a>+ k- Z+ x$ j, \ y; |& T
- </li>
1 h! Z# p: z+ l - <li class="dropdown-menu-item">
6 t! F8 u) c* I0 s* W5 y3 i - <a href="#">Dropdown Item 2</a>3 S. E2 q' G ]! N: K- w; S
- </li>
8 t5 E7 C$ p: I! E - <li class="dropdown-menu-item"> z8 f5 _3 t9 e' \7 F$ ^! n
- <a href="#">Dropdown Item 3</a>
) Z* `. y6 x# t6 j+ m2 } - </li>
9 U: a& E3 m1 M q/ N - </ul>
- j: b. Z" P( F9 u) s$ N$ I& F - </li>2 z2 ^. a/ u, A: @5 J
- </ul>
( h4 k- L* H$ o) Q* ?+ `4 O- L+ f - </div>
复制代码对应的CSS代码如下: - .nav-container {. q5 `% v$ a" a: f3 O' U
- background-color: #fff;
; E( R9 C+ t5 G/ b9 Y/ z$ z$ s6 Y - border-radius: 4px;: |, i; `1 I4 P& O9 N( _: q
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
/ Y! L' R1 e3 W5 @: R6 k0 G# I - padding: 1em;- @2 q( @' t' N8 o/ a3 i
- border: 1px solid #eee;: W; z/ U8 x* l. |
- display: block;7 f5 n6 L& r* F. h/ o
- max-width: 400px;
/ p+ [; a0 u1 L5 I( D - margin: 0 auto;
9 d2 H! t3 N: s" t - text-align: center;! @/ e [- b6 ?! c1 m$ O
- }
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- li {
n, _" @/ E4 {6 X& D - list-style: none;( ]2 @3 H: M8 l/ t9 ~
- -webkit-padding-start: 0;- h% E7 ~/ P' S
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- a {
% c! f! Q& t2 z/ J9 n+ ^0 K - text-decoration: none;
, K2 [: B% V& E - color: #ED3E44;
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- .nav-item {
- D0 i+ w) @( w4 d1 t7 q* X - padding: 1em;0 Z' o4 I: y; Y; {: c
- display: inline;+ Z8 {: t; t L! g6 R+ T3 f
- }
7 B( \; _, K( K2 `& _" y7 e - .nav-item-dropdown {% g V" d- B2 V0 q' \
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
5 a |" S ~* D0 P% [. j - display: block;
D% B: V3 J* t% Z `' e - opacity: 1;, r2 N3 ?) y: |% W% a
- }
7 e- M0 Q! \; k - .dropdown-trigger {
: o, V, ^) a- S8 d7 g1 a# ] - position: relative;% }4 O$ j3 l, Y" b
- }
# X d( u; u1 E - .dropdown-trigger:focus + .dropdown-menu {
; o9 Q( e5 l( p/ L/ a, z - display: block;0 s' G& X. v0 Y- l; e
- opacity: 1;
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& y* z3 L7 c3 @ - .dropdown-trigger::after {. }) R# j$ U) O3 l- A0 l- t
- content: "›";
5 X' j+ k( E5 J) P* O' \7 u - position: absolute;
9 _3 g4 i) h& ] - color: #ED3E44;6 t2 x; T: E$ L+ \2 q/ {' T
- font-size: 24px;
. |3 k) F$ Y4 l3 [- V - font-weight: bold;' |& c+ a! y6 X4 W) y" u* c- u
- -webkit-transform: rotate(90deg);
' o( `) V% \; j' x6 O" D7 t! j - transform: rotate(90deg);, F( V. r; N3 w9 P* E7 D3 p. k! O5 f# m+ o
- top: -5px;6 u) L3 J" V' i# J( M
- right: -15px;
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. T" F. `( u& Q) \4 z - .dropdown-menu {1 h' ]& D5 V/ ^/ w' j9 P
- background-color: #ED3E44;# B/ B' Q9 T9 |3 o) d% P3 C
- display: inline-block;
/ X6 [3 d8 A3 Y; q+ B5 S y - text-align: right;, p. x* z! t r7 Q4 F
- position: absolute;
+ E2 W4 [/ |7 n" Z: P* i7 ^* h - top: 2.5rem;; P# _7 q6 s8 |1 l9 I
- right: -10px;
0 w3 x4 N! _1 w" G2 I6 C) Y# @ - display: none;
9 J0 k; S, g, x$ \0 c - opacity: 0;2 m* P' m- [8 U0 H+ l. ~
- -webkit-transition: opacity 0.5s ease;) h7 T! v3 k8 h% K. h' C* x
- transition: opacity 0.5s ease;
$ D5 l* U! z* T3 @. P - width: 160px;
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- .dropdown-menu a {5 w9 R5 [: I, f) Q- N$ e
- color: #fff;2 K, N: |: B) b& |7 c( x) i$ o. e* o
- }* P# s' T7 T& h1 p; K) ~
- .dropdown-menu-item {1 @6 {" x& F! E I" f$ l, A
- cursor: pointer;& q8 ?& V/ O+ q1 | N; z$ u7 y5 _7 F
- padding: 1em;, l% U# O/ x, p+ H
- text-align: center;
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4 l; e$ D& ?' l6 V- l0 ? - .dropdown-menu-item:hover {
6 }7 G5 L K9 |5 u+ c' Y1 Q4 ~5 ?2 w - background-color: #eb272d;7 m$ y9 u, z5 O( A7 `
- }
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; }; [0 c: c, z [5 n可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">; ~$ x2 Q7 L I7 c8 Z$ ]
- <!-- Checkbox toggle -->
. W4 O- |! I. `+ J% z7 s - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">( L0 W0 G; ~/ V4 ^
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
* f9 L% R4 E8 I2 R7 U - <!-- Content to toggle from www.mfbuluo.com-->) h3 U2 i" Y( r% O6 n3 m6 u
- <div role="toggle" class="toggle-content">
2 c* S+ O+ [* T% L- z# R$ t - BA-NA-NA-NA!
' m7 ]% ?6 _9 ~/ l$ a - </div>
& D0 r6 x9 `1 ^$ n! S7 } - </div>
复制代码CSS代码内容如下: - .toggle {
! F, `- w/ D; {4 p- E - margin: 0 auto;
" q7 G# ^& [2 C7 _" R - max-width: 400px;
. Q; w; G' v$ ]7 n2 U+ l7 f/ { - }
3 R6 X* e# p1 f! b% o: |0 ^ - .toggle-label {: V' w7 k+ x5 @9 v2 M
- font-size: 16px;6 t1 O# t/ o8 d% u" K' x8 k
- background: #fff;! ?! q2 C4 k5 c9 M
- padding: 1em;
; r! Y$ q+ {3 y - cursor: pointer;2 n# @: @& T. K: \7 t
- display: block;! C& b' D' v6 T
- margin: 0 auto 1em;1 q$ @0 G9 A' ~7 j% G& y$ T! x$ H
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
9 {& E8 i! W1 F - border-radius: 4px;4 R8 R" K( U1 P
- }
8 A1 v9 h7 I! R) y( J8 J( y; I: E - .toggle-label:after {
. ?+ o6 [" T `0 X) j A1 A - color: #ED3E44;
/ M3 f4 r5 s' f( y - content: "+";" `& U4 p8 W$ |$ A! w
- float: right;
- J% w, {) D. X: S4 s) N) J+ K - font-weight: bold;% b$ r! m' e4 c( r% F& b
- }3 X0 \& D0 Q, b! [& F! u
- .toggle-content {7 `4 i( X6 b" e+ h' @
- color: #B0B3C2;
6 \: d0 v( @& G4 u m- D - font-family: monospace;+ \; F1 q: ^# c$ [; g5 B9 _6 X0 h
- font-size: 16px;1 @4 K s, K+ `6 a! G: P! w% U
- margin-bottom: 1.5em;; q5 G" Y8 h6 L8 H( s Z
- padding: 1em;: s, Z# `4 ~0 k2 k. q: z
- }- [2 v/ {3 y% r4 v8 f5 i8 ~0 t
- .toggle-input {
. x1 Y) f$ d( I/ h - display: none;
7 B: S! k# p( m( c" ^ - }; B9 M3 w( F$ e
- .toggle-input:not(checked) ~ .toggle-content {
+ b* }3 n8 M. J* n' L! |/ ?, C1 J - display: none;+ E/ j7 _+ Z6 k: d& W# _
- }& S& G5 P1 ~5 f9 [" Z
- .toggle-input:checked ~ .toggle-content {6 ~7 [& T3 D, V2 F' o
- display: block;
$ g+ s+ n8 ?# a' q8 s - }
3 ^- |+ m% ^5 j' ^7 s0 p - .toggle-input:checked ~ .toggle-label:after {' _6 {2 r A8 o) C& V
- content: "-";, B, j1 V3 I2 b5 i& A
- }
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