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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!"> N/ j! u' n& x3 F' _
- Label for your tooltip
$ J) C8 g. X5 k& L L/ l, y6 J - </span>
复制代码CSS代码: - .tooltip-toggle {: X7 t8 v/ F/ `9 x6 O
- cursor: pointer;
* {4 K% l# t) j' S: ] - position: relative;+ G* `; Q. c, W, @) B
- }
+ X0 x* c/ y t+ n4 W1 V$ ^ - .tooltip-toggle svg {8 w' c" U+ l, w( s
- height: 18px;2 D! ~" L. ~1 ~5 k' @- Z
- width: 18px;2 w2 D7 k) T# S8 w; H( s
- padding-right: 0.5rem;
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- .tooltip-toggle::before {0 g. c' p k( L2 E! T* y n& N# |$ d
- position: absolute;. L# I1 o( Z# r$ H; h2 e6 L
- top: -80px;
) w8 T* u! o; [ - left: -80px;' Z9 S1 D; w5 t$ `' p+ h
- background-color: #2B222A;
8 Z! Q8 Z* \# i% ~, ?: n - border-radius: 5px;# j( h# \, e$ t/ ?7 H
- color: #fff;( {- i8 [6 j3 _0 m" D: v
- content: attr(data-tooltip);
3 e( s6 h5 V7 a5 E- \+ x - padding: 1rem;
" _* d! ~$ X. y2 V - text-transform: none;
* ?* o1 F, W" ]% N - -webkit-transition: all 0.5s ease;& T/ L* l( A4 |; O0 F
- transition: all 0.5s ease;
* n9 w+ T+ E$ \8 z - width: 160px;- l1 w/ e0 k+ S1 w. D
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- .tooltip-toggle::after {
( ]: [/ p9 ~6 N' V" E' G7 i - position: absolute;( T# q5 i& d! {) m( v4 @
- top: -12px;+ s1 R, i5 a, m' s
- left: 9px;
% {3 n# `' E7 s( a - border-left: 5px solid transparent;
6 K% c# `# X+ }9 H0 b. }1 S) R - border-right: 5px solid transparent;9 p) q% a; |. h
- border-top: 5px solid #2B222A;1 i& s% P2 z+ j. w; w
- content: " ";$ w3 ~2 o5 B! N% r
- font-size: 0;
3 l" n/ i+ Z# k4 v% | - line-height: 0;" l( G' W) ^. F* @
- margin-left: -5px;1 U+ c* ]7 n8 Q- k; l4 q
- width: 0;
+ S( K$ F# R0 a) q0 @% e2 o s - }# }7 g0 ] L5 c2 E/ m. q* r2 p8 \
- .tooltip-toggle::before, .tooltip-toggle::after {
L! l% [- z, l4 C, L& O; N - color: #efefef;3 Q' j5 o0 ~6 M. e5 |9 M
- font-family: monospace;
w& x% I# p7 \' N0 H* z0 E - font-size: 16px;/ I! Q- T4 b. q5 N; u
- opacity: 0;
& O* ~$ t7 _$ m% D - pointer-events: none;- W0 h2 t0 z4 e: {
- text-align: center;
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/ z4 Z! r" c. A7 m - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {) a& i7 {7 y) Q: l
- opacity: 1;
% N2 ]% j4 D6 k# N - -webkit-transition: all 0.75s ease;2 N) i5 h2 e* u7 u& V Z1 ^7 r% e- _
- transition: all 0.75s ease;8 b$ r/ i+ I! U( O! u; x9 ^0 s* B
- }
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# t- o( U& i2 M9 F - <ul class="nav-items">- o$ H3 U6 P+ H: W" n
- <!-- Navigation -->
) u6 Y m- ^ Z' E) `( U - <li class="nav-item"><a href="#">Home</a></li>
+ y3 ~& z, o" n9 G7 Z - <li class="nav-item"><a href="#">About</a></li>8 a0 j; h4 e5 O4 B2 I/ Q* r
- <li class="nav-item"><a href="#">Contact</a></li>" V1 T# Q! j; f
- <!-- Dropdown menu -->
, g; X3 T, M4 b+ }" Y" q7 j; a - <li class="nav-item nav-item-dropdown">
) r6 }9 Y5 h+ B* A - <a class="dropdown-trigger" href="#">Settings</a>" k8 I N( r; o$ q9 Q
- <ul class="dropdown-menu">% }" u4 s( t7 k
- <li class="dropdown-menu-item">
' x5 M& Y2 U2 c - <a href="#">Dropdown Item 1</a>
; \8 U6 M. f5 C% m0 L - </li>
8 O5 G" ~( s0 `. A& S2 D* Q - <li class="dropdown-menu-item">
# P2 e; c9 F* B+ v* o- |: E - <a href="#">Dropdown Item 2</a>4 ^5 G- G2 [6 `
- </li>* i2 J. z! x/ I5 x$ U( }6 C
- <li class="dropdown-menu-item">
6 E. z8 j G: G1 R# F& H - <a href="#">Dropdown Item 3</a>3 T7 x% b3 s0 _4 X1 a
- </li>- K9 L' f# w- q3 T& \8 l
- </ul>
- [3 r8 f# U" O: s% \ s4 ~ - </li>
2 y. q4 X5 K0 W4 J - </ul>5 W1 a8 J+ \* S( I4 u
- </div>
复制代码对应的CSS代码如下: - .nav-container {+ Y) F& J, R z+ o3 n
- background-color: #fff;) R3 x1 |# R9 \5 a& G
- border-radius: 4px;
% `( P8 q) q8 V; {$ Y& p% r3 e1 q - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
" ^, x6 w* J9 ?' o/ ?- X - padding: 1em;
2 _2 o6 f ~( S. V s - border: 1px solid #eee;
3 @! J- I& P# y- g+ K2 X) }; i - display: block;" N7 ^ S( D6 I" t
- max-width: 400px;
! c: D4 M7 {6 [' n9 ^% c9 ?: y - margin: 0 auto;7 } T$ [& [( [2 \" ~1 F; |
- text-align: center;$ o1 B; B+ j8 m: ?( @
- }" f Z% l% x2 ~4 G! Q
- ul,
' Q$ M2 e- s$ K) F: O% z - li {
8 G9 v3 L' w% a+ }1 K1 q - list-style: none;
# ~1 t& V3 L# u+ M& Z& ~3 B% ~ - -webkit-padding-start: 0;
5 o! |: Z Q9 b# I* _4 e" h1 T7 ^ - }7 D5 @8 l! I& x, Z9 I
- a {
6 z7 g' f! a' @4 a - text-decoration: none;
# t; O: m# R2 R- E2 z5 F - color: #ED3E44;0 v. d( Y, x8 L" k
- }3 Z" h/ j: s. e! G
- .nav-item { K( Z2 a& F4 _& j! Q
- padding: 1em;
7 s. Y1 ]2 p1 e+ o |8 @* H - display: inline;
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- .nav-item-dropdown {! f5 m2 a: T( d3 J3 W9 t- A
- position: relative;
$ c) n. z, v% A+ o3 L7 a, Q: N - }
, }9 f& S6 L( |& T - .nav-item-dropdown:hover > .dropdown-menu {
& n! H5 p% f9 k6 s - display: block;8 y6 j1 Q/ {$ t" a
- opacity: 1;# E9 R6 e% a% i9 s6 s4 J
- }
1 b% M. T& A6 }. x3 r$ e+ \: j - .dropdown-trigger {' y; X% W4 w" y
- position: relative;7 {4 I5 @/ v2 `+ s4 I2 {/ [
- }
# V- I5 e2 P, P2 O+ K - .dropdown-trigger:focus + .dropdown-menu {9 {& B: y- `6 p# s; H( X0 y. Y6 i
- display: block;
8 o" |- Q; |2 Z) r" q7 B - opacity: 1;' e) ?- w1 e# D- e' w
- }
. C# U& S9 i ^3 j7 C - .dropdown-trigger::after {
5 b$ p0 G2 h/ ^6 T& [& H9 U - content: "›";
1 w. z4 B$ n6 e) _( C0 J - position: absolute;
$ b2 z" A2 l+ [$ A6 z - color: #ED3E44;' t4 ?, Y: W0 A$ Z a( l: E$ e
- font-size: 24px;
# X" w: t, t1 ?4 H; v- w - font-weight: bold;- Q1 u1 S/ V+ X; Q
- -webkit-transform: rotate(90deg);
" @/ C( _$ f2 O' x; a, ~5 C - transform: rotate(90deg);
; p! l( i2 X, m7 U* X4 f; X: S3 v+ P - top: -5px;
& D$ x! Y1 J% L3 Q - right: -15px;
3 v8 z8 m/ d, k% {( [0 ` - }9 Q1 z& S$ ~9 ~/ w; e
- .dropdown-menu {2 D8 ?; ~* w# q/ Y: o
- background-color: #ED3E44;
2 O7 Z3 I: \+ N0 {" x - display: inline-block;
, `/ U( H# h4 W) ^) ^3 c8 c - text-align: right;8 [* `0 K% s5 s: Z. G
- position: absolute;
% K, ~) l! v9 r2 X* V2 p - top: 2.5rem;
, `% {3 ]) \& l6 |7 Z5 {" p9 z - right: -10px;
`/ y D$ V& D4 t0 e* R g: ? - display: none;. W# t0 T( \6 R8 l( Y. T! B
- opacity: 0;
/ E7 Q0 h0 Y1 R3 a ]9 ? - -webkit-transition: opacity 0.5s ease;
1 \; n' Q2 q$ P8 { - transition: opacity 0.5s ease;
, y- a1 Q* F7 M- O" ^ N - width: 160px;
# n4 _, O$ i0 y9 _7 k* }: C. c - }
& N: Q+ v5 u5 h7 I% z - .dropdown-menu a {; c6 k+ |) |8 B0 b' J
- color: #fff;
6 f6 z. v- r2 b& N8 ]9 d$ D# t - }
0 f" r, v, }4 q8 U5 u - .dropdown-menu-item {- N! {: f5 W: T- F
- cursor: pointer;" q p; s. s' W0 j- t$ r4 r; c# L: B7 G: N
- padding: 1em;0 g* W' [1 d2 W$ U( @9 {
- text-align: center;- `) ~1 D3 z: u/ y* i |8 W7 @
- }& x& L9 r$ b- G3 F) o; r% } ^: d
- .dropdown-menu-item:hover {
. E9 o7 O. J2 ?# c0 I - background-color: #eb272d;( ~; `% f p, V7 u# q8 h" ~
- }
复制代码
- q3 y& ]" w# U# e8 q可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
9 d K# {: E& ^ - <!-- Checkbox toggle -->
3 }, M' t; ]8 {- r, |3 @9 E3 ^ - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
8 D8 ]& O5 z4 X G - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
# M7 n2 M( @5 f5 h k" u# I/ K - <!-- Content to toggle from www.mfbuluo.com-->% v! o$ E' e4 r4 q8 P* a
- <div role="toggle" class="toggle-content">, D ^3 ?& ^# u5 V+ L5 J! M, w, z
- BA-NA-NA-NA!
/ z* u, f8 h P' {' P8 H o# @ - </div>
{' x1 O! m: H% ~ - </div>
复制代码CSS代码内容如下: - .toggle {
& Y) Y& {6 S% n' q/ K9 ]8 P - margin: 0 auto;. F$ ]% M5 r! \& ]! E f# Y
- max-width: 400px;
3 D" z7 g5 U0 e; j( N, w3 k! g+ V6 D8 v - }6 R! O2 @& _ D0 S' Y
- .toggle-label {
+ r2 U$ D) m: j+ [4 l - font-size: 16px;( N1 a2 K+ R% N& l T
- background: #fff;2 Z4 I- N! K2 I1 g
- padding: 1em;
# n, O0 e2 S$ _% B) N - cursor: pointer;6 B5 R! Y" o& u) K& [
- display: block;: k" [; P- i/ r5 E& H
- margin: 0 auto 1em;- P3 k1 _9 X% |! q# _
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
0 M+ F5 k/ J4 L9 v3 j; }0 ] - border-radius: 4px;7 X! |/ o2 x# ]) j1 i
- }+ I _' L* H& i' z( u
- .toggle-label:after {( ~% L3 D7 v% K9 m2 n
- color: #ED3E44;* T2 ~( g# E1 }5 V
- content: "+";
% W$ J$ z/ ~4 r. }# X - float: right;$ a/ A( s. j x' l* s
- font-weight: bold;% n5 {: [+ u) U) S L) R3 z
- }5 w! ?9 J( m% L0 Z4 i% Y/ }
- .toggle-content {
! a0 E) }8 w+ Y - color: #B0B3C2;
3 q0 E! w1 D, c* ~/ ^& v, k( I - font-family: monospace;
: l. U0 S! m V% Q5 s - font-size: 16px;
: M0 O" r; O8 q& f4 l% w4 |3 p - margin-bottom: 1.5em;8 j. ^. z! B R( P" ?
- padding: 1em;
- V j3 Y' D$ j% w; v3 z& h! z - }6 x8 H, M7 G: m% L* [
- .toggle-input {8 A$ y+ ^. E2 O4 v
- display: none;) u5 X, e3 y- G( P/ w
- }
! I: ?9 R5 R: A4 f' | - .toggle-input:not(checked) ~ .toggle-content {# O7 {! E9 B3 x. l2 L1 e1 {
- display: none;" x3 Z2 O, |2 `
- }+ {7 \9 K- P9 a' C
- .toggle-input:checked ~ .toggle-content {5 @& {3 g' G) O
- display: block;& z$ U' t. @' R0 Q) l2 Z! K
- }
; A5 W: a3 @# T+ K - .toggle-input:checked ~ .toggle-label:after {
! g. g) s7 Z1 s3 O - content: "-";
! M5 @. M" J. Y) i8 i - }
复制代码 8 Y& D3 U7 q' J( z( U/ y I( \1 }9 g+ v
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