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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!">
2 Z+ A* V0 Y8 i( G, {+ o - Label for your tooltip
1 G/ k" w2 N# n/ }4 L7 P - </span>
复制代码CSS代码: - .tooltip-toggle {8 e( @" n( L( y- u' S
- cursor: pointer;9 K$ U2 H, n2 `/ v+ ^1 I! v, R% g
- position: relative;
6 [8 b- d5 V5 [ - }
5 w+ A& l7 M8 [. T3 ^3 O2 D - .tooltip-toggle svg {
5 f- R0 E2 G! V+ j - height: 18px;
# q9 {& a1 }; l - width: 18px;$ d5 k8 x, _# i' z. v
- padding-right: 0.5rem;0 ?% t2 K9 Z: }8 q" X1 [$ b: v
- }
& G+ C; A( f' ?4 [& L9 w& G - .tooltip-toggle::before {+ `* A' }# T# A E* N
- position: absolute;
+ `, {+ h2 r8 \ - top: -80px;
) u/ |* d' P1 y, s- ^. ^ - left: -80px;
% c8 P; c; l: Y: d+ I - background-color: #2B222A;, `: O: F$ f, w3 o
- border-radius: 5px;$ v# D* _1 |6 v8 o2 y) m3 ?# _
- color: #fff;6 x! I: `0 [2 q, H( c
- content: attr(data-tooltip);
5 i1 o) K! a7 @( p7 ]6 W - padding: 1rem;
; `2 {! B2 G8 D9 R - text-transform: none;
2 c; `0 f9 X h; L0 @2 D/ y - -webkit-transition: all 0.5s ease;
* h6 n! M/ j1 P2 B- f3 Y - transition: all 0.5s ease;
+ |, G {5 a7 \; e$ x - width: 160px;
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- .tooltip-toggle::after {( W, g/ T. y0 { s
- position: absolute;3 a& N. W$ R( A; P- _' _
- top: -12px;* X0 f& q7 m1 j6 |; t# M
- left: 9px;( a6 e# h4 G. M i
- border-left: 5px solid transparent;
$ f' g: Y5 _9 B4 Z$ B( x' G5 L - border-right: 5px solid transparent;. m# O$ e: q/ \3 Y" ^1 X$ j
- border-top: 5px solid #2B222A;6 u. ?/ W+ j: {7 a9 f7 [- k5 F
- content: " ";$ u, H) H+ z4 o! E/ j; u) O8 ~
- font-size: 0;3 N' t- m6 n0 L) b/ [4 j0 U) W
- line-height: 0;
+ I; f! G* Z2 J+ @1 `' j. H - margin-left: -5px;
$ t1 x; O, z' K - width: 0;! B/ |& S* m) C% \, V) h
- }: |6 M6 a% N# S% R
- .tooltip-toggle::before, .tooltip-toggle::after {( ~" N5 K: n# l0 l& ]( w( N; G
- color: #efefef;- `: i7 P2 [% j" n; |, U! y
- font-family: monospace;
! y6 N4 c* V9 O( Y - font-size: 16px;
( z0 g8 T9 q4 x - opacity: 0;
$ [% v2 o# {- n$ ?0 R: } - pointer-events: none;
0 U- r( e5 F: C+ c# ]5 ~0 b - text-align: center;
2 y* }% ~; A& d8 w - }
2 H% ? l' j5 v: j3 |# X7 { - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {) W1 m( Q( l! X! x7 o
- opacity: 1;
" F+ @$ @0 W* I- a - -webkit-transition: all 0.75s ease;
y9 r" X" l: I; j D - transition: all 0.75s ease;
# I7 y% U x$ u" }, I, _7 N - }
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- u# ?9 @4 D' n" d4 o - <ul class="nav-items">
! \, M8 O% Y% `' {, ~8 z - <!-- Navigation -->4 S" X% S6 R( Y; q9 ^+ }1 [$ ?
- <li class="nav-item"><a href="#">Home</a></li>
- M8 {9 f1 f# u- q& u6 y8 K - <li class="nav-item"><a href="#">About</a></li># H( D2 F1 \+ Z- I4 m) Y$ ~
- <li class="nav-item"><a href="#">Contact</a></li>
; i: @% {! }3 e+ J' c" F - <!-- Dropdown menu -->
. f; I" i) G" S$ d8 n1 i0 i( q/ l - <li class="nav-item nav-item-dropdown">
! y! C+ O. Q3 [' K8 s0 y. K - <a class="dropdown-trigger" href="#">Settings</a>2 y$ G* F) {9 C5 A3 W! O. f$ k+ D
- <ul class="dropdown-menu">- P& X. }' l/ O' h: b
- <li class="dropdown-menu-item">
T0 c8 l% b9 d' z/ N( B4 { - <a href="#">Dropdown Item 1</a>
4 ?0 w; l0 t" U - </li>
' y! p# r$ U& x( I: C0 e - <li class="dropdown-menu-item">
% k: R7 a" s) h( P, q& A2 n - <a href="#">Dropdown Item 2</a>& x# g' I. a* ?( n. N3 I
- </li>& F+ e7 i1 P% t8 X$ O- \
- <li class="dropdown-menu-item">) q) s( w7 C8 \4 A, I0 F# V* T
- <a href="#">Dropdown Item 3</a>
" p c4 \+ v( G6 q+ J - </li>9 C$ T6 [" Q' U7 D- v0 U: a
- </ul>
) W, s! ?' y0 _9 E( ] - </li>! J* Q/ r O+ h4 E. g1 |- G& h; v
- </ul>
; A# r+ [$ i% N* u+ x2 V3 {8 @. u - </div>
复制代码对应的CSS代码如下: - .nav-container {
' p% ?( F" l* z! z7 q A - background-color: #fff;
- D" X8 v. W3 Z8 n2 n2 O6 O - border-radius: 4px;
+ ]. o, k! \9 Z! }& }. {# r - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);( o/ M0 i9 l/ n# n5 ]2 {
- padding: 1em;
( w2 n% ^# P. e$ x; h: y - border: 1px solid #eee;+ Q: H# Z$ {- }! C0 U% z, p9 S& x
- display: block;
+ v8 q f% W5 p) h" J" X4 S5 H - max-width: 400px;
' L! D- }* [3 E9 y9 R/ l0 O - margin: 0 auto;7 Q& U" @ l$ ]2 W' {4 `: a
- text-align: center;! C! Y! M( |8 d" o/ X9 O
- }
R9 P/ T" h9 B, Z! I* m6 K% H - ul,
$ }" e: {* ^$ _+ Y) C, c - li {
* i: d* f$ o" R0 c, Q* e - list-style: none;
* l: } R" n+ s( s - -webkit-padding-start: 0;* p) [! e- d6 X
- }
) }% r+ R* D3 h; i& P - a {
, C* l0 X Z, J) H3 d - text-decoration: none;
5 d/ _* C! q! s, E+ h - color: #ED3E44;
, M0 G" L# T5 S) y- ` - }
% I+ \9 M6 Z7 B5 T1 r+ C8 q% O H - .nav-item {
! R7 b& n( n( u - padding: 1em;
6 f1 s2 Z- E/ `8 R r+ f; X6 e9 z - display: inline;
: X8 j3 B8 l: J/ k" G( h, }5 d - }
) t% Z; G0 @, g - .nav-item-dropdown {$ u" ]7 w" h3 N! A
- position: relative;
2 r8 h$ A3 s" Y: [ }" G - }
7 _& Q0 t1 H! q* | - .nav-item-dropdown:hover > .dropdown-menu {
4 o( J/ m- v6 s" [5 n - display: block;
. Z4 D- q/ d4 R' O q( m! k - opacity: 1;( f& Z" m2 Y; M5 Q b9 y$ o
- }
8 C1 s( G5 w- e3 b6 M - .dropdown-trigger {3 t/ S1 T5 G8 } k* {! q+ t) F& O
- position: relative;* M9 O! F5 q0 O; W6 U
- }
; F7 G+ L2 k* L0 P! ^6 |* k* Q* n - .dropdown-trigger:focus + .dropdown-menu {
0 {' `5 U+ S; o - display: block;+ W+ R' S% M8 d! f4 e$ {3 l7 {5 h
- opacity: 1;
$ b( o! ` M4 E! c1 { - }
5 g" ^" p8 u, P% u( k' f: R1 F; x - .dropdown-trigger::after {" i: M0 s+ ^/ ?: |, S2 k) ^
- content: "›";: n- G7 P( }$ o% W& V2 y, |
- position: absolute;8 g; R" j! o& `7 ?& |
- color: #ED3E44;2 [: j# ^" ]5 q4 B# c5 E& Q3 u
- font-size: 24px;, o6 w5 @% t7 {6 B5 j/ b4 p
- font-weight: bold;& l# U X9 b' ^
- -webkit-transform: rotate(90deg);
) ^( }: A# N( T5 |& b - transform: rotate(90deg);
y. Z' w$ x- \ A9 M - top: -5px;* V, U }$ @, R' H2 i
- right: -15px;3 d! N: H, O) w( P* a
- } v7 Q+ q- Q! V. `' b4 N9 y) K
- .dropdown-menu {% d7 A$ B: e" I/ ^
- background-color: #ED3E44;
9 O1 C1 I( g$ L2 ^, R - display: inline-block;% Y9 ~* M# V5 e
- text-align: right;
2 b1 v0 e5 l' I1 j& K9 L - position: absolute;
7 W* f4 |3 D3 N3 A. x! P9 @ - top: 2.5rem;6 ]* C0 Y( |! c- q A
- right: -10px;6 I- J' _* }" b
- display: none;
. q7 @: B# v3 Z; v+ e - opacity: 0;$ i1 H" |9 B( J0 G e
- -webkit-transition: opacity 0.5s ease;
2 }; [7 Z! v5 O7 E) w$ y5 G - transition: opacity 0.5s ease;" K6 [0 k( u( d
- width: 160px;) v$ q* D6 e) q9 a6 O$ v
- }" `# Z+ z* N/ M0 Z
- .dropdown-menu a {
" I4 I) I9 E, E0 d - color: #fff;
2 t, L+ k1 _* j2 X' |% z/ k - }# g. A: y4 w- i5 b: }: m+ C2 m
- .dropdown-menu-item {
/ w& H- c- V5 | - cursor: pointer;
* z6 B( T! `1 \* z6 j6 u. H - padding: 1em;
' S6 G1 V/ N8 A d2 M+ Q6 M: G5 | - text-align: center;' l" j" _, I9 K' z
- }
0 g P# w1 Y- B C6 \ - .dropdown-menu-item:hover {
3 t, Y, A6 _$ j$ J - background-color: #eb272d;
6 z# g; e! {: y$ E5 \6 {& P- @ - }
复制代码
3 B+ ~* L* ^, [" y8 x+ s4 h3 ~6 p可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle"># F5 U' x: l: e" v' Q1 g" A
- <!-- Checkbox toggle -->9 m* a9 X1 G5 y3 v5 T
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
8 y' I c: Y% n- V; ?4 ^ - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>5 X: z( T( j$ O: u; y
- <!-- Content to toggle from www.mfbuluo.com-->6 n" X" N9 j3 w& T# j d
- <div role="toggle" class="toggle-content">
/ m9 I- n I5 }3 ]0 I - BA-NA-NA-NA!
4 [; |: `) K! t; a, V - </div>
2 G) o3 f5 d* x, t0 C* K2 h. ? - </div>
复制代码CSS代码内容如下: - .toggle {6 v& E1 l( }% I* ^
- margin: 0 auto;7 S/ V+ S. G0 B" d
- max-width: 400px;
+ ]' N+ K8 H/ _ - }
$ c3 h) O: p: _ - .toggle-label {, r# `4 g( B* B% {9 T
- font-size: 16px;
6 I- e& z! _! n, [- p I) m - background: #fff;* V4 g) |/ Y5 f0 C" K# C8 e
- padding: 1em;* x7 u. h) F, _ {3 e; l# ~0 n: p
- cursor: pointer;
- }4 E; m7 s& o6 T+ {; ?: t - display: block;0 N) x/ g( N }1 n: X
- margin: 0 auto 1em;9 ~* [4 Q% F" @& O$ U
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
6 B+ U: v- N: [% J - border-radius: 4px;8 N3 ~6 A a. U6 }. g7 ], V% t6 X
- }- y8 X; B: w/ r
- .toggle-label:after {# T z# E: J8 Z% K( s$ N6 d
- color: #ED3E44;2 W n5 l! R3 Q7 z
- content: "+";
0 H# m7 X! W9 N% v9 ? - float: right;, D6 f7 T4 I8 V! m
- font-weight: bold;, \4 W5 ^, ]* t1 x
- }
& q+ {# r; l) D1 z - .toggle-content {5 P X( S$ _% B& Q& U1 P& J
- color: #B0B3C2;* A4 f+ u; w7 s4 F; [, ?. u
- font-family: monospace;" a( j' z( S+ F" H
- font-size: 16px;" n7 K! ?5 e- u; _
- margin-bottom: 1.5em;/ a1 a: _( U4 ` }; p
- padding: 1em;. @$ s0 z& {; R1 Y" Q- @- V8 B+ `
- }! B- k0 P( P7 P1 u- T9 L- Z
- .toggle-input {/ q' \0 }8 n8 a9 p
- display: none;( e7 Q5 _; d% r+ E
- }
, V: I5 _! x6 O8 Y6 ^# s - .toggle-input:not(checked) ~ .toggle-content {* Y! N4 N# E/ e% C& e
- display: none;4 j8 r$ a0 S) q( E: i6 r: Z( m
- }
: l) d, i1 Z- v1 ~, m9 j3 F - .toggle-input:checked ~ .toggle-content {9 c0 K4 j6 R$ R+ s3 K
- display: block;$ v* Q! w( f4 ^
- }( J. N; F( i8 E# n
- .toggle-input:checked ~ .toggle-label:after {5 C: _$ B9 R5 } h# ?
- content: "-";7 Q5 q$ o2 ~3 \" |5 ~7 {* H
- }
复制代码
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