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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!">
; C" J8 R& c$ \7 [% Z; D% t - Label for your tooltip
K3 H, H& L- n; \: k& K* m9 ]8 B/ U - </span>
复制代码CSS代码: - .tooltip-toggle {# v) Z; @1 V) X6 L( n+ o/ H
- cursor: pointer;
" a3 f& A- Y5 q7 u, d, ?" j - position: relative;: w5 _3 J( c& n) y
- }
/ h: `4 h6 r! E! @: k! w8 V - .tooltip-toggle svg {- O7 |! k5 {1 o( i) s) ^
- height: 18px;
8 t! } m$ ?( C& C# M' o - width: 18px;* h* {' A3 m; o$ n0 Z }( O
- padding-right: 0.5rem;9 y' F1 j# k: d4 K- `+ L: g6 o
- }
6 }( }- X' A# ]+ X2 V - .tooltip-toggle::before {
4 A& U w6 g5 K* A( s1 q8 ]1 S - position: absolute;9 J6 H1 v' t* |) o) g' ~1 j( p
- top: -80px;( s# D2 N1 r& m4 C( ]+ J, H
- left: -80px;. }7 A( v; u ]' e9 w/ G
- background-color: #2B222A;) H* C+ @% [& |1 Z
- border-radius: 5px;
M" P1 G0 |" d+ E( R- d& j) |; w - color: #fff;
- x. h( k; {& z/ E. J8 p - content: attr(data-tooltip);; M4 E; J& Z$ B" _) x
- padding: 1rem;
$ W `/ m) m: [% P9 r - text-transform: none;
3 v% p% \/ Q4 |& p! v; x* X - -webkit-transition: all 0.5s ease;% I) l$ m* ^' t" h! w @) N
- transition: all 0.5s ease;
( P8 N y# y p# S3 `" m - width: 160px;: e1 h- a# b; t6 j- _" c/ r6 y
- }
) @' Q' z U9 S- V4 \9 }! @8 x - .tooltip-toggle::after {
. K: A% _, p/ a, A5 d" ^5 ` - position: absolute;6 M2 y5 q9 Z' ^+ E5 I1 a& e
- top: -12px;
+ y' `! T# u g ?; A. u* R$ o - left: 9px; D9 L4 c: U. I% t" f, ^; m+ w
- border-left: 5px solid transparent;
' ]% A$ t u6 ^: p6 J- Z' F! t1 Q - border-right: 5px solid transparent;# ]- Z* q& J/ v9 u
- border-top: 5px solid #2B222A;
! O3 J3 s! d& M1 M9 R9 y- K: L - content: " ";2 z* }! h) U# P) o8 [. ?! u
- font-size: 0;- v" C0 L* J9 y" X7 K& q
- line-height: 0;8 w0 w) u% f+ a
- margin-left: -5px;
6 t" d9 R0 D. ^3 R% B8 @ - width: 0;
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" z$ i" C( A1 g" T - .tooltip-toggle::before, .tooltip-toggle::after { R$ y4 {6 L B) S% R8 i i
- color: #efefef;
& G! M5 Q# G, m4 G# { - font-family: monospace;
( ~0 l- y* S4 E. ?" k6 J - font-size: 16px;4 M k( j' ~* x4 y% R' U
- opacity: 0;, J2 K1 V- G' H1 ]5 h3 m. E4 [
- pointer-events: none;
1 V3 x U* U) ^* c; J - text-align: center;3 U. p( T: f9 P; ]3 U4 k
- }
+ l7 O. x( Q3 i% f, d - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {( B; J% g' X* i# [
- opacity: 1;
- t! z! W; \9 a# ]4 q$ p- ?5 ?, a; R - -webkit-transition: all 0.75s ease;
8 I* H, K/ i0 r3 Q; J6 B% N, B3 f - transition: all 0.75s ease;/ D4 k! G \: F) J* G: f
- }
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">
$ P M4 q/ @4 y( q. g E - <ul class="nav-items">
. P* U8 G2 h1 m& B - <!-- Navigation -->
2 W# c; ?/ V4 h [, T* ?. F' i# @' B - <li class="nav-item"><a href="#">Home</a></li>+ S4 G. N+ w' b( X
- <li class="nav-item"><a href="#">About</a></li>
( _+ |0 }. n- R, b - <li class="nav-item"><a href="#">Contact</a></li>0 q( t2 i! Z! {) B# S0 P0 N8 w
- <!-- Dropdown menu -->
( F1 m( V0 Z- F5 E, x1 Y( L. I( p2 v( _ - <li class="nav-item nav-item-dropdown">" u+ ?; S; s9 W) F7 }( C
- <a class="dropdown-trigger" href="#">Settings</a>
/ d0 j, r7 l& L8 a" ~0 b, H, H. @4 ` - <ul class="dropdown-menu">$ k, h3 H6 l" U# r9 }0 J
- <li class="dropdown-menu-item">: l$ y' t& R) m S! A+ {$ w( G" c
- <a href="#">Dropdown Item 1</a>- M, o' O2 a9 A$ f1 h
- </li>& t) g- w; ~$ K$ ^: K8 O$ P
- <li class="dropdown-menu-item">; n: A* k5 y6 ~
- <a href="#">Dropdown Item 2</a>% n( i, `6 M& y
- </li>: X' y8 P x" J8 p6 l
- <li class="dropdown-menu-item">
: L) r1 `: q3 A# e' R - <a href="#">Dropdown Item 3</a>
$ A0 k( y1 V: _8 l - </li>+ v; F8 i" H3 P4 N9 {3 N3 G
- </ul>
! k8 i1 N- V _2 `0 E - </li>
& |0 C+ x# J4 L. B/ X - </ul>5 g1 A6 G* r0 f) W8 c7 e
- </div>
复制代码对应的CSS代码如下: - .nav-container {
T7 Z$ j& i! R* W6 I* x- {- ? - background-color: #fff;
; W( o) q9 h( p5 ]; q - border-radius: 4px;/ m- |: R8 O& j9 L6 M/ J2 }# p w
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);9 z0 S+ p5 r( Q; Q4 I
- padding: 1em;
% r2 i. f8 ~9 Z5 I3 l1 z - border: 1px solid #eee;2 w' v1 f: R0 E& }5 R2 L
- display: block;* }! R- z, x R1 @# D7 ?6 Y5 q; [ u
- max-width: 400px;
5 z2 \! v% K/ c: r - margin: 0 auto;
- X2 R* G/ D4 m1 }# \( f0 b - text-align: center;! d. z+ A1 T" H8 j7 i
- }
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- li {
3 y7 Z; {* D) ]6 t8 W8 R - list-style: none;
$ c2 H" a6 j$ v& V$ d/ b2 c - -webkit-padding-start: 0;
3 Y/ H, ^5 d7 o( F5 T - }
& e8 p7 J& N1 S A9 ?2 } - a {
: \1 O2 x: U( v4 q) }) x6 ? - text-decoration: none;
2 e0 W/ [5 H. }$ G: y( ^ - color: #ED3E44;
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- .nav-item {: `% c, j$ ]# w3 @8 S7 o, [
- padding: 1em;
8 {# H7 y( S7 p - display: inline;
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, m/ q: p- e2 Y/ F( ~9 }% W( V$ [2 a - .nav-item-dropdown {# J+ s- T5 R: p Z7 ^1 U( d7 M
- position: relative;; c! t! l3 g( g7 i4 I
- }
+ e" X; v6 j$ }8 s1 {8 N4 j - .nav-item-dropdown:hover > .dropdown-menu {
6 r( O' e) |& u - display: block;: u$ k9 z' X! {
- opacity: 1;' ?9 ^ v5 Y* B
- }
, \, R, _7 q7 ^- }1 } - .dropdown-trigger {
. i! d o. ]0 U' g9 d - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {( g6 P& J, v* u0 w j# h/ f0 }
- display: block;
( j$ d( e/ x6 Z | - opacity: 1;
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: h# o8 M0 u( e - .dropdown-trigger::after {
9 `! b3 g# }% t! u) S3 s/ d - content: "›";: p4 c3 Z. m5 H. E! k2 d% R
- position: absolute;/ [9 S" s! x# M( G. V9 l/ S
- color: #ED3E44;: U7 \ [; M/ v$ u' I7 t' H
- font-size: 24px;
8 Q& d, H' q8 z' s1 ?: U - font-weight: bold;! I/ k1 ~+ [1 C' V. X2 G( l
- -webkit-transform: rotate(90deg);; E7 ~" m9 a; f1 h! K, Q4 Q
- transform: rotate(90deg);) \: ]: a0 \+ o8 U( y
- top: -5px;
, k# k: W8 U% N- j! M2 b q- [! A - right: -15px;
1 Z# n1 U: t9 \: [9 X7 p6 i - }
8 F) }' U2 d0 N# P) T4 t' v - .dropdown-menu {
" D: P+ r8 ]' U3 F - background-color: #ED3E44;
* e$ b5 m7 j* ? - display: inline-block;
/ a8 _" C* h8 V( H3 q5 v8 l - text-align: right;- N% m8 O$ V/ q0 r {/ R
- position: absolute;
5 q1 {8 C& s9 b1 d - top: 2.5rem;, S0 E- _% C$ v0 B
- right: -10px;
" o T" R# g- f - display: none;
% Z1 C8 q/ j: O9 Q - opacity: 0;
8 N5 i0 M8 M8 E1 L - -webkit-transition: opacity 0.5s ease;
8 J8 k1 n( a1 h2 k+ ~' j! y - transition: opacity 0.5s ease;
# l* S3 L; ^7 I - width: 160px;7 w3 K' L) u9 W' l. ?4 h X: H
- }
0 n. `# F& B2 l6 _5 O% |6 f4 O* @ - .dropdown-menu a {9 ]8 J2 D7 f/ Z; k0 O' x
- color: #fff;. a' ]5 Q) [& P! r. r
- }
k! m" a) O( j# b; c) u. }; l - .dropdown-menu-item {7 k5 R) U" j! b5 p
- cursor: pointer;
4 T; L5 \# ` N4 I$ u* N - padding: 1em;
3 k' {" k' o1 f; E$ g3 F V1 h - text-align: center;
: S7 ]3 B3 w) I3 L- _ - }
e( Q1 b/ H1 c* y9 y8 }8 d0 U" m - .dropdown-menu-item:hover {
0 e ^6 F, {& {, ], P, G - background-color: #eb272d;
% t5 K" o% N6 V2 a9 B$ x - }
复制代码 : u/ v+ R6 j+ A* O% y9 N- ?9 i
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
# ~# g* p- p3 t6 ? - <!-- Checkbox toggle -->
+ v. t" e, o' ^- d- I ` - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
1 @( \4 u \) q& | - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>; Z- B5 c( r. ?, d
- <!-- Content to toggle from www.mfbuluo.com-->4 A& M5 u+ M1 r' K" d& W) _
- <div role="toggle" class="toggle-content">
$ p& h3 \2 U* U4 {2 O - BA-NA-NA-NA!0 w5 a, w6 v" T8 {0 S. t. }
- </div>
" A( b( U" U0 ~& _: V$ r: Z" u& z# e - </div>
复制代码CSS代码内容如下: - .toggle {7 G* K0 |$ }6 e1 W
- margin: 0 auto;, ~7 u* K/ R( K: I0 C, y
- max-width: 400px;
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- .toggle-label {
2 l* e4 F- _4 V - font-size: 16px;
" v9 ?- j. G. u7 b2 I. E/ X - background: #fff;. x! |5 x. B3 k5 ~! h
- padding: 1em;1 x- N' O# `* v$ d0 u2 l: C1 A7 N
- cursor: pointer;
& ?" X0 o$ N0 k0 | P0 r - display: block;. W# T, {& m" ]9 p- x" l0 w5 r
- margin: 0 auto 1em;
+ q1 i6 B/ I3 c - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);$ ] V+ B q) V& V' s0 Y
- border-radius: 4px;5 ]! h ]8 q1 W8 W( y+ w3 c
- }: V9 n% p* q5 z: @! K4 I
- .toggle-label:after { F- i8 Q( z; z+ Z, O+ {* N* [
- color: #ED3E44;0 v7 C0 s' s& S4 B" g1 B6 r6 g/ W
- content: "+";
3 ]2 o2 l: N+ s* _* m - float: right;
' L9 l# |: T% D o( D! `$ f) x - font-weight: bold;
$ r( N* O) \9 F) q0 d4 ~ - }
# M) G; A$ Z. z& N8 R8 v9 E - .toggle-content {
" P0 H7 u2 Y+ r! K/ q. T - color: #B0B3C2;0 X7 H2 }% [( U5 I3 L" ~8 V
- font-family: monospace;, b2 n# v# z$ G7 |* R
- font-size: 16px;, D# m9 @7 J. y7 w5 ^. ?7 D
- margin-bottom: 1.5em;# V5 w2 ?+ n g
- padding: 1em;3 ^1 ~7 Q% q* Y9 ^2 U
- }
- V7 m6 }. s5 L& d4 Z' K" } W - .toggle-input {
1 A+ ^( f { Y9 G% h( X - display: none;- c4 }1 O7 ^. L9 h- c7 a* g5 x
- }/ K( S5 a5 b8 y# a5 k0 G7 M2 U _
- .toggle-input:not(checked) ~ .toggle-content {
' G) h/ A8 V* x9 p: w& L - display: none;
6 L8 _) P& a# m - }
8 l, @1 i8 Y2 Z4 Y3 g1 Z9 I - .toggle-input:checked ~ .toggle-content {/ L" x" W/ V& F( v9 X$ D, z
- display: block;
/ O1 b1 `6 {* q% m5 v9 u - }
; y$ A$ I0 f9 Z0 P! U - .toggle-input:checked ~ .toggle-label:after {
' e" k9 t, n7 Z/ `+ z% S( C - content: "-";
) z3 B6 l. c' h0 Q' n7 e8 o6 q3 f - }
复制代码
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