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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!">
6 r5 K A- _8 ~6 X - Label for your tooltip; L0 l) G2 z a+ C* ]. ~! V
- </span>
复制代码CSS代码: - .tooltip-toggle {
: {8 F, ]: i9 O1 W4 i6 C; X$ f - cursor: pointer;5 O" _8 ]# q" D! y) D$ p! {
- position: relative;
& a P p/ \0 Z; X - }
. B' \0 i7 k% |: p" l - .tooltip-toggle svg {
! y( Q3 ^# d& F+ \+ Z8 E - height: 18px;# Z0 u) W. O( C% Y% ` A2 b$ Z
- width: 18px;2 `* b" E8 o- @9 J: t4 b
- padding-right: 0.5rem;3 f; ?" p6 |6 K7 _# }/ Y6 X, b
- }
* X2 R5 T0 g1 P& i3 `+ r - .tooltip-toggle::before {
' N' v3 J- A" f8 x/ G - position: absolute;
: n- Z+ [( n; r9 O - top: -80px;6 p- m2 x9 r1 f3 n' ^
- left: -80px;* ~! N: W, e3 ~" s6 ?; f
- background-color: #2B222A;( N& b7 c5 F% Z2 O5 E5 _
- border-radius: 5px;! P/ [6 q: w' i3 ^1 U
- color: #fff;% D% y' O3 Y+ L# D& T h
- content: attr(data-tooltip);
* k3 y5 [* @ V8 G2 m/ o& N7 c - padding: 1rem;/ f8 M {, \2 W4 ?# W0 y; g
- text-transform: none;
( `9 D+ ]! N0 z8 H: L! G K - -webkit-transition: all 0.5s ease;
5 ?- e* o" {1 e: F5 {9 f - transition: all 0.5s ease;9 }2 v: Z b0 ^* E+ Z; X; W3 s
- width: 160px;
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6 Y1 r/ b3 Y* p# H4 r - .tooltip-toggle::after {* t1 G- x0 p" R1 d* w
- position: absolute;
. R. |1 r2 s4 S3 ]- }5 g - top: -12px;
/ f9 C; v1 d i7 N4 l - left: 9px;+ l2 @# l1 F% s' U$ ]
- border-left: 5px solid transparent;
6 Q4 `+ m; Q' ^4 l( g. d - border-right: 5px solid transparent;( s& B" x5 Q8 A j1 s
- border-top: 5px solid #2B222A;2 y! h/ ]9 i; G. h8 z4 I
- content: " ";
9 a# d& L) Z" C4 n4 S - font-size: 0;8 B% `; N. J8 R) J) S
- line-height: 0;+ D$ C9 E" @9 _
- margin-left: -5px;2 {, V7 U( o" J6 G% p
- width: 0;# N$ f0 [5 g9 S% i7 o7 l
- }
1 _8 R0 D( o2 s! @7 d# I - .tooltip-toggle::before, .tooltip-toggle::after {! v& f. T" v: W$ G
- color: #efefef;
4 O% W4 h7 [8 h9 J+ U* `" h - font-family: monospace;& E% W4 K+ B- x
- font-size: 16px;
: B5 r8 T: I1 j* r& V - opacity: 0;
9 `/ e- ~; n$ [# p - pointer-events: none;+ \" @7 _- {1 | K) m
- text-align: center;
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/ S( J; ^7 e1 _1 B, P - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {3 f$ Z& O& W* h/ s( P# k
- opacity: 1;8 \8 z5 h# k% T# c0 n, R
- -webkit-transition: all 0.75s ease;
A7 e" C/ |( H - transition: all 0.75s ease;' I# H% L' `7 T; Y% y. J
- }
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">
% o! M) ~) Y" A F - <ul class="nav-items">
- f/ H9 t, U4 r& z - <!-- Navigation -->
2 C( D1 S- d8 S0 t3 F; } - <li class="nav-item"><a href="#">Home</a></li>
7 [8 f% }' _8 a }" u - <li class="nav-item"><a href="#">About</a></li>- p/ u5 X. n7 Z& P3 ^
- <li class="nav-item"><a href="#">Contact</a></li>6 p. {5 F. j0 E8 P! M
- <!-- Dropdown menu -->
. E: l- Z% v( g: G6 ]; C' D - <li class="nav-item nav-item-dropdown">7 H/ e# y" b/ V! {: d
- <a class="dropdown-trigger" href="#">Settings</a>
. t6 S* p, x/ W& v2 ]% V - <ul class="dropdown-menu">$ G$ w ]0 U5 ?6 t( i
- <li class="dropdown-menu-item">
6 e. T4 q% v$ O5 d - <a href="#">Dropdown Item 1</a>6 ?0 g4 f3 s# T" s1 D* K
- </li>! `% G6 `* l8 ^5 {
- <li class="dropdown-menu-item">
- x& }) g5 O4 K( c5 k$ j+ p8 U - <a href="#">Dropdown Item 2</a>1 W+ T" t- c8 {" e" q2 ~
- </li>
9 L7 `* Y t2 f& q1 G - <li class="dropdown-menu-item">
" u, t% s* z! O% O. l0 L - <a href="#">Dropdown Item 3</a>: c5 B* @5 p2 H! l( b- [4 L7 l
- </li>
/ [" F3 F+ Q! r6 @, t - </ul>
V# S% D0 J9 W- A - </li>, O/ i5 f! w6 D; B! n4 q
- </ul>
1 A$ Q3 u) n4 ^* O3 @* M4 n - </div>
复制代码对应的CSS代码如下: - .nav-container {5 ^: d. p8 e% t7 I# X8 Y/ S
- background-color: #fff;
* o# u& p. e2 |1 O - border-radius: 4px;$ m n; O4 O! E* w3 I/ h9 q3 t
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35); j9 S: F& `& i2 K
- padding: 1em;
1 l3 u' p0 h, K5 D - border: 1px solid #eee;, l5 s! Q/ o; f
- display: block;
$ F, d/ k2 q* B3 o - max-width: 400px;6 p3 d4 m7 H% o9 t# T
- margin: 0 auto;
$ u' U, W4 u2 X. a7 V" j1 i - text-align: center;& V+ x0 k# o( G8 X
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- ul,+ X; X' c0 A4 ~+ O7 n8 L f
- li {* G, `7 f5 o2 W4 g
- list-style: none;
" I( |6 @% J# F4 ]5 v# k$ {: o - -webkit-padding-start: 0;
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- a {8 D1 S4 h: ^& [: S) y+ d2 H1 j) p+ F
- text-decoration: none;8 v7 y- O) O2 v5 }& K7 ?) c
- color: #ED3E44;
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- .nav-item {3 A# n0 E5 h( I4 C- b ^. V8 f
- padding: 1em;1 C1 |2 e: f4 M# M
- display: inline;: ^' `/ ^- D: f/ f6 B
- }
* Y) t8 {( j' a, ?, O1 s - .nav-item-dropdown {7 f0 d. e# B& Z$ n3 p, z9 W" v9 D) F8 o
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {4 ^% f2 R# }5 ^6 b; U( m0 v" d* I- w
- display: block;9 a; m1 Q1 L. a( b
- opacity: 1;
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+ Y6 z* W" b; _/ k7 } - .dropdown-trigger {$ x. U3 i8 c6 O7 A
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
. z6 J2 p' W$ l! C8 l: h - display: block;
- N* I5 f8 @% S3 s0 b# y - opacity: 1;
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- .dropdown-trigger::after {
' Y2 u3 i1 w# d% t. _ - content: "›";
0 h; t$ E4 K4 t& A - position: absolute;% X/ y7 ^, l7 v6 D
- color: #ED3E44;
" _" U$ C$ m/ v6 x& d - font-size: 24px;
' C2 r$ H7 @: H& v" N0 Y - font-weight: bold;
3 c A7 w1 l: Z - -webkit-transform: rotate(90deg);2 U0 o4 R: [1 r2 q0 q4 q8 [
- transform: rotate(90deg);1 G( K: l( K- r5 s4 \! w5 R
- top: -5px;
) ^8 b m! D" M& w% @ - right: -15px;4 b( b4 i% w2 T6 k
- }
# e: T7 [7 L; z3 n0 n5 \( S - .dropdown-menu {3 R+ H3 J* h" S
- background-color: #ED3E44;: ^5 d+ c9 {" E k P5 r! P( |
- display: inline-block;
: |6 _( _3 u* M2 l( | - text-align: right;
) r8 n2 H* |; p: P/ V - position: absolute;1 r) j- U+ {* ^3 \/ ]6 O: t
- top: 2.5rem;
2 j$ G' g* B& h6 d6 @4 E - right: -10px;* M: H. ~" L$ J3 K7 Y( i
- display: none;
" S% e8 ~6 Z- Z/ m1 f& U - opacity: 0;0 Z. z# b' L8 w8 |; p
- -webkit-transition: opacity 0.5s ease;9 ?* i J0 }- s. d
- transition: opacity 0.5s ease;( C+ C! O+ Q' H5 e& C
- width: 160px;5 \9 |0 C2 z0 D) L, y" V
- }
1 r& x$ b7 ], [. v& a2 N: f - .dropdown-menu a {+ ^" N! G% ?$ ~& N2 E/ L0 S
- color: #fff;' h4 q$ [9 {. X$ E' K2 S' X$ A* C" \
- }
8 X Q+ z& Y6 C# s9 b; J2 B - .dropdown-menu-item {
' P0 \; s& Y( s T - cursor: pointer;
" y# Q$ {$ I$ H% a6 u, W) o- k& F% f4 C - padding: 1em;
9 h+ S/ {% M4 I9 _' e - text-align: center;
: l5 m! j. e" g( k! y) }7 f - }
; D* h1 ~! F$ m3 J. T9 R/ \% O - .dropdown-menu-item:hover {$ N2 f- n, G* l- u; `5 [( a- T
- background-color: #eb272d;, M |0 A6 t# i5 [; `
- }
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$ p4 p4 y0 c' H& [可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
3 k* y, o D8 h7 e - <!-- Checkbox toggle -->
) U0 b, k; x3 ?- e4 } - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">" O4 _: S; p1 j9 \) C
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
" P; b9 i$ |8 {! D- H - <!-- Content to toggle from www.mfbuluo.com-->
; O' z$ Y2 J9 G) \7 E - <div role="toggle" class="toggle-content">0 I6 |3 d f- m: h
- BA-NA-NA-NA!; L% N0 @( O, a( d' ]& m! k" ~
- </div> p/ w$ W5 x: H+ L
- </div>
复制代码CSS代码内容如下: - .toggle {
& x$ R/ I" B2 u& R$ B( d - margin: 0 auto;# @( ]; e8 t3 T5 @" G
- max-width: 400px;& t. t8 K( s/ B( `2 _/ ~
- }9 ]& M. ^2 E$ s3 P
- .toggle-label {6 J( D! }0 ?8 q1 S0 i& V
- font-size: 16px;
# ~1 b5 c6 H- W. ^: V - background: #fff;* p& P9 N+ T0 Z' X( z% x5 S
- padding: 1em;4 w) W. V# o# }; s" Y
- cursor: pointer;
; ?6 j" N- b; d6 C4 T( p - display: block; A$ D5 e! T8 ^9 _( r( P8 ~3 s
- margin: 0 auto 1em;; ~( S1 A9 @. Q6 r
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);2 o' V- z2 K- Y% c% w# | p5 i3 |
- border-radius: 4px;8 B$ H3 R" Y7 `# q
- }
' m3 X! [3 E1 y2 R. R2 C9 n - .toggle-label:after {3 O, \! O+ Y5 H2 g3 ?% k7 u% t
- color: #ED3E44;
/ b. _) U- R9 l* ], Z' Y, e! k6 C9 u4 | - content: "+";, H- v& K' S1 p6 N9 d2 m( G
- float: right;. g( A" c$ w. X
- font-weight: bold;
" L' p3 m+ \$ T2 D% s" q5 h# w - }
" w" q3 _) e! ^ - .toggle-content {8 V4 w2 K, |3 I
- color: #B0B3C2;
9 N% T V @# v% } - font-family: monospace;
3 w0 t/ J+ y" q3 I, g2 Y, M5 u$ ^ - font-size: 16px;. B0 M! H& y. t
- margin-bottom: 1.5em;5 l6 p8 J% X% S* o+ f' m( o
- padding: 1em;3 `* g5 J1 {" J4 w; p
- }; j( p, N+ ?) h# J8 z: S3 C
- .toggle-input {
8 n1 a& z2 y. M - display: none;
# |9 Q' Y/ M; `+ ` - }
3 V1 R! R* p8 y- K* R% L# P - .toggle-input:not(checked) ~ .toggle-content {5 M) T2 r: f/ o6 a$ o5 {
- display: none;
& v1 m- D6 ~3 u- G8 U - }
8 `8 d. I! H$ k2 Z: v4 f4 `2 ~ - .toggle-input:checked ~ .toggle-content {' ?* K3 B3 E6 G* [. O, d: u! p6 ]
- display: block;1 X4 O8 L# q/ Y; L! b" u
- }7 `" G W' T1 ~8 P* i: t4 L
- .toggle-input:checked ~ .toggle-label:after {) _6 z1 _2 R+ E; A: L
- content: "-";) p" h7 C3 T8 N' t" Y. r5 U
- }
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