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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 M+ t( g* n) I9 v - Label for your tooltip
: l, y: |. H4 s2 r# m. d - </span>
复制代码CSS代码: - .tooltip-toggle {
5 c0 @! v5 ^6 {1 _3 V2 j - cursor: pointer;) J$ X" J. B! W& c2 f% q6 I8 P1 g
- position: relative;
8 ]6 j o5 N8 D8 x* Z - }
8 s7 h5 B3 K9 o' A - .tooltip-toggle svg {; ]9 \: N) |+ V( r1 ]0 K
- height: 18px;! a( O% p5 w1 X( _6 k8 |
- width: 18px;9 x+ k5 o7 Z1 E3 w7 d5 e/ h4 F7 N
- padding-right: 0.5rem;9 H4 D; M* k. O- S1 Y
- }
1 b" j! ^! x: D8 ^- k. _ - .tooltip-toggle::before {
4 k! @# L, d2 N! z! y7 J - position: absolute;! _# T( |9 b+ L* a: ^2 `- V4 [
- top: -80px;
( K1 c4 _, t# }5 Y' E% z7 A; _ - left: -80px;( ~* |9 ~# T" y, E5 v
- background-color: #2B222A;- x0 P' q7 M- m: @' B
- border-radius: 5px;
: \+ K! S4 f- ^2 G - color: #fff;6 w: A: w7 u/ t$ M% s- j
- content: attr(data-tooltip);: }9 l4 c r) r1 Q* j
- padding: 1rem;
% u/ K1 j/ ]( |# B! V - text-transform: none;" M+ _) ~0 V$ b/ A1 U
- -webkit-transition: all 0.5s ease;
; T* h9 R* D/ x h! c - transition: all 0.5s ease;
A4 ]: x/ [- ^' F9 F, ~* w- s - width: 160px;
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2 q( @) e1 r8 Y- J - .tooltip-toggle::after {
, B5 _& M1 P0 v# ]7 x+ q# ^7 k - position: absolute;
$ p g8 A' V* y - top: -12px;
' |- `( O9 J g8 ?2 U" i - left: 9px;
( @: r- m! P) \7 Z - border-left: 5px solid transparent;7 X9 C( e/ x4 v& e
- border-right: 5px solid transparent;( O5 ?$ D. h/ { Z) R" j) o" \/ c
- border-top: 5px solid #2B222A;
! T7 d8 v) W3 H7 q0 F n: V - content: " ";" W' j E3 L7 ^) }
- font-size: 0;2 \2 O& @- U1 q% @. X9 s2 t6 k
- line-height: 0;
9 ]! X0 n& ~5 e' ^ - margin-left: -5px;& H0 E# p `9 c! O
- width: 0;! j6 Q9 Z; I" [: A$ k
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- .tooltip-toggle::before, .tooltip-toggle::after {6 ~6 G# ?5 _( v& T; H1 @
- color: #efefef;8 H: l7 N: V) k$ D6 a
- font-family: monospace;( l3 o+ d( h8 i+ K* F
- font-size: 16px;
" S$ u" I% H2 T/ i - opacity: 0;
( y( P/ u0 A. `+ [4 c - pointer-events: none;
, {4 [9 O9 j$ b4 ~* I/ l1 ^/ `$ X+ k/ z - text-align: center;& c% i/ P! H# V
- }
# a) `2 i/ r8 q% l! w4 |) Z9 q* k; k# t - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {7 o# y# N7 \. `. |6 R! M! @
- opacity: 1;% {( Q' F3 n. \9 C' s' Z" U
- -webkit-transition: all 0.75s ease;% h* W+ e1 E3 p: N. l
- transition: all 0.75s ease;/ G) x+ u# q; ?
- }
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">" M1 S5 ~1 j' `5 s, J
- <ul class="nav-items">
$ F7 s/ ^- w& l" }1 ^; h1 \ - <!-- Navigation -->4 e+ E( K; v' s
- <li class="nav-item"><a href="#">Home</a></li>0 w; N) ?$ G% T# S R1 |) G6 V
- <li class="nav-item"><a href="#">About</a></li>4 P b0 L$ N' g
- <li class="nav-item"><a href="#">Contact</a></li>
7 J' A9 G6 E% r. m3 e1 ~! v - <!-- Dropdown menu -->4 L; { K0 Y( T+ x' Z
- <li class="nav-item nav-item-dropdown">
0 j) M/ j8 ?3 d, z3 t* s( I - <a class="dropdown-trigger" href="#">Settings</a>3 q$ w( p! P& j+ @
- <ul class="dropdown-menu">
+ i% j! f+ G$ T& }' z. K# P8 Y- V - <li class="dropdown-menu-item">
; o: e @7 L! p; R! c - <a href="#">Dropdown Item 1</a>* R+ X6 L/ r. Z0 ?: z. D: o
- </li>
! T& V, v' a, d& f4 h - <li class="dropdown-menu-item">% G6 H# i& q- }0 g" S: Z% U+ x
- <a href="#">Dropdown Item 2</a>
* e+ w4 W$ g2 Y# `" `8 Z5 |* ? - </li>4 X" E b f4 l6 Z% p
- <li class="dropdown-menu-item">
2 e; q* L, w% l - <a href="#">Dropdown Item 3</a>
, @9 x& Q5 ]5 k5 P - </li>
w! H# R* z6 H& f - </ul>6 T* V3 j r0 Q z! ^2 `% U/ S
- </li>
& T, r" f) |* }! p - </ul>9 |3 e |" O4 q3 e1 g: a
- </div>
复制代码对应的CSS代码如下: - .nav-container {
8 N( @' u: s' S- a, H& ]3 c; h( D - background-color: #fff;
2 G9 p% o4 D' ~/ j - border-radius: 4px;1 o0 g( x4 k$ `2 e i) ^% j3 V
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);* x, ^; I) _" t- p) n* S. | g
- padding: 1em;, A' {( i9 t0 P- P" _" e! _
- border: 1px solid #eee;
) Z/ D, D8 c* K6 u/ A0 A( _ - display: block;3 `, n& g/ o! M* Q, l5 J2 z2 \7 k( ?
- max-width: 400px;
5 M6 q1 J% Q& I) S, A - margin: 0 auto;
# T; r( ?: s3 `" c% w! F4 J - text-align: center;
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- ul,% L7 R4 |6 O' H S% A
- li {4 [- u9 |" K. W! m+ Z$ J
- list-style: none;2 V# b) h3 r/ }
- -webkit-padding-start: 0;, d4 f$ r1 T4 `6 _6 |& D$ O! V9 h
- }
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- text-decoration: none;
7 I( c( I* \/ W - color: #ED3E44;
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- .nav-item {( X; @6 |. [9 W* j; z- B
- padding: 1em;$ k" n" X$ R! n; M; @
- display: inline;
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# K- c- v' V" N( A; U/ |1 v8 p - .nav-item-dropdown {' F8 _2 I! \$ y' T
- position: relative;
5 p; }, l9 ]8 p - }: a. b6 r; @/ L3 x. _+ d. p5 d" Z, }
- .nav-item-dropdown:hover > .dropdown-menu {& L+ Y& ~& v# k. _
- display: block;3 G0 g& d% D6 F. R+ c' N% p/ ?
- opacity: 1;' Y* b& j: q; @9 X. T+ v" t
- }
' }# g, P- N6 o - .dropdown-trigger {" {: C* D! H! i8 J- ?7 D' H
- position: relative;4 p8 A6 M# T6 I% `5 [9 Q0 P. Y
- }4 j. Z. V+ \, T9 E! m8 C f' J T" A# E
- .dropdown-trigger:focus + .dropdown-menu {
6 W1 E- ]- |3 `2 V J; N1 F - display: block;0 e2 R8 ?( m& { d8 J d
- opacity: 1;4 J) O. W1 O' q
- }
6 M# \9 Z0 x3 e! _ - .dropdown-trigger::after {
) I+ d3 J2 J, k: q1 n& E p - content: "›";- h1 H$ m2 p- ^- a& N
- position: absolute;
6 R- G: T }3 S. E" P3 X9 z: q9 t - color: #ED3E44;
1 W8 c5 s% T& s7 R$ ?( K9 Q - font-size: 24px;
- u0 f( `: C" s# X/ p9 @2 t - font-weight: bold;
% S! s- [$ V' p! \+ K* T - -webkit-transform: rotate(90deg);$ F* G3 ^& f; N" `3 R: Q
- transform: rotate(90deg);
3 L1 _4 Y# v2 V2 ^ - top: -5px;- p% B9 b! P. s" K' w6 [, M
- right: -15px;
3 G5 G3 r( l, r1 d) a - }% ^& Z' K) h9 s& v" N* @. `
- .dropdown-menu {7 A% o# m0 G, R+ \
- background-color: #ED3E44;
& y$ a, A% a4 {, ` - display: inline-block;
( X) U5 A/ v* z - text-align: right;0 g; w) j# Z9 s+ o
- position: absolute;
( Z! R) S8 k6 ~3 z5 f- c - top: 2.5rem;, B2 I1 H+ ]7 H% l9 g& c
- right: -10px;
, D+ U, K/ g1 l - display: none;4 v" v. l* s+ U8 w2 M
- opacity: 0;
* d$ [% p: a/ T( \( K( F* ` - -webkit-transition: opacity 0.5s ease;6 J' P, ]8 @! M* y E* q( y6 a& O
- transition: opacity 0.5s ease;
% j' p3 E1 V. z! `0 g - width: 160px; }: }3 t6 @% s) M1 k# ~) O
- } q. {5 U) j4 e( b7 u3 B
- .dropdown-menu a {6 `* W+ E" Z; {
- color: #fff;8 |; D0 i/ V" x4 A6 O
- }
; o1 V% w/ Q y4 p - .dropdown-menu-item {
# g$ V" U) K) @ - cursor: pointer;
+ M0 S& a0 _' \ - padding: 1em;4 o; ~$ a5 W7 ]
- text-align: center;* c+ c/ k! U# h$ E+ f- r; {2 O
- }
( H9 d4 r2 p* d/ f - .dropdown-menu-item:hover {7 R7 _ f( m) r, K, \( X4 Q5 a
- background-color: #eb272d;
1 o; p, r2 G( X% M/ t) Q/ x) Y - }
复制代码 2 C* E" ~( i- q
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">. Y! g; Y0 [" m0 t0 Z9 L: o" ]* r
- <!-- Checkbox toggle -->
! H& l; U4 }2 Z0 K, P - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">7 l" H7 f* O0 t3 _4 l
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>2 P! e' y! B3 Z1 I& i
- <!-- Content to toggle from www.mfbuluo.com-->
5 c9 I! F. x) W/ s4 r - <div role="toggle" class="toggle-content">
0 R0 ^, ]; y( [! a, L: ~* q - BA-NA-NA-NA!1 ]9 o) O3 t$ T; J1 u, F
- </div>
/ l1 m; u9 i6 q, D0 v+ e - </div>
复制代码CSS代码内容如下: - .toggle {
% B6 B3 N* {6 C4 `. a2 D - margin: 0 auto; `! z- s: b; R; G: h
- max-width: 400px;; n6 Q: |( `4 S$ \0 E5 j
- }! U8 _, T' I2 W0 V; N
- .toggle-label {# q: d" P8 M" g+ c* \
- font-size: 16px;
% K) y1 E8 o0 J$ l; S! E - background: #fff;
8 m* `* H" v5 F q1 |" O9 o, V- J - padding: 1em;
9 E2 r" G. T$ H; h+ T - cursor: pointer;) y* Y$ i6 `) p# B. Z
- display: block;3 ^* }& S. ?7 u( {3 q0 |2 G1 n
- margin: 0 auto 1em;
$ B2 w4 V2 S" b* U& k - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);; n' ~ S+ S& ^& A5 c
- border-radius: 4px;6 x9 p9 W& v S
- }
+ a) Q; H$ @4 Y; M) ?+ [" w - .toggle-label:after {- i3 g7 p* h4 C: o5 p2 ^" [# g' S
- color: #ED3E44;. u4 Z& i! b9 b6 s$ O% Y5 P
- content: "+";8 E* C- a% j3 b" Y, X) A5 p
- float: right;
0 l! o: I! W9 G* o - font-weight: bold;
5 I/ V4 a" d0 {/ h& s - }" Q5 _. C- w, s. t5 e
- .toggle-content {6 n8 U4 Q5 m( o- R8 i# U! k* E0 t7 c3 }
- color: #B0B3C2;
6 }' G5 u" ~8 G! X - font-family: monospace;
. Z, U9 ^7 s* O' k4 _6 l( H. V - font-size: 16px;
& I: u7 j' \5 q( U$ t( { - margin-bottom: 1.5em;
* a+ F( o7 l& e( ]8 {1 K- h - padding: 1em;
$ o) ~# i. a8 N: C b1 Y - }' `& S- ~3 [/ J, E! u6 v
- .toggle-input {
) k+ F2 B3 S5 ` - display: none;
" R. V0 n- \$ U# n$ I - }
! [7 \+ X7 z u$ C2 P7 K7 g7 \) s% p - .toggle-input:not(checked) ~ .toggle-content {' k/ Z" Y8 I. \2 \+ m" S; d4 O
- display: none;2 g2 V& t- @4 }6 E* b) t4 m" I
- }
& q5 P2 n, L$ a6 \ - .toggle-input:checked ~ .toggle-content {
! b# \, V, t5 I% V9 a6 R0 J I# Z - display: block;
; c& B4 u+ P. g8 p* D' J7 L - }. V0 Q: f- s# ?6 R( X
- .toggle-input:checked ~ .toggle-label:after {* V! e% F( P7 e' l& b p4 L
- content: "-";
/ B/ b# c) |" J* E- g# T - }
复制代码
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