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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!">* W& ~& d6 p7 @1 F* `. W! Y
- Label for your tooltip* E& k; t& T4 l
- </span>
复制代码CSS代码: - .tooltip-toggle { V/ ?- z9 J5 K0 U$ T
- cursor: pointer;4 M- }; ^2 C+ ?2 I9 X7 p
- position: relative;
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5 v2 h3 w4 J, `8 r5 ^6 i/ D4 J - .tooltip-toggle svg {% {" A2 ~4 s' y" n; f" Z4 v8 V6 P9 Q
- height: 18px;
t0 x3 p4 Y! _- C1 j) o - width: 18px;
' \0 L# U# C) b$ V$ t - padding-right: 0.5rem;
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2 w+ Z. ]4 i( W0 D, Y% _ - .tooltip-toggle::before {* T5 `/ S# [* k2 x
- position: absolute;
7 Y3 C% h' t0 I - top: -80px;0 v; q0 w" y, E$ ]. U
- left: -80px;
) b4 T5 \6 e1 g; B* ` - background-color: #2B222A;! C# C- ~( v( Y" C$ N
- border-radius: 5px;
) L$ c n- q( V% x( P, e! R" Y - color: #fff; E4 X2 C; v6 _. B
- content: attr(data-tooltip);2 T! e9 j7 Y; U/ _
- padding: 1rem;1 |/ U# r: b5 Z$ M
- text-transform: none;4 c' i6 S T6 z4 R
- -webkit-transition: all 0.5s ease;/ n2 H4 B/ C, j$ l
- transition: all 0.5s ease;
, ?6 i1 }& b( c8 f% j) } - width: 160px;% F% F. E$ L& P4 U
- }
9 \. N0 l: F) Q. i - .tooltip-toggle::after {; r* v1 {4 C; y7 F& e3 i+ v- ^1 g
- position: absolute;3 M9 Y5 x" G# j$ p5 [) X
- top: -12px;
9 A8 C( T- w* Q( I1 d# l6 }! V - left: 9px;
8 t, i6 |# g# _" z8 ^* q8 }" f - border-left: 5px solid transparent;. `) _4 X7 X- c3 y- n
- border-right: 5px solid transparent;
3 W. o" Y% j9 w' z/ [/ g - border-top: 5px solid #2B222A;6 G+ R) f( X3 r3 ~% a% Y5 r5 c
- content: " ";
4 X5 p# B& l6 s/ r" ~) j4 y; h$ S - font-size: 0;
* Y0 f$ u1 @+ R& g: t - line-height: 0;! O! U, t/ o; C; z. j: `
- margin-left: -5px;4 q* [$ P% L* T5 x
- width: 0;3 c: `% ~7 M+ Y0 i$ n0 S
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- .tooltip-toggle::before, .tooltip-toggle::after {
! Y( f& g8 O# s6 e9 ]; N) n% ` - color: #efefef;# [4 T" h" M) y- s* x# i
- font-family: monospace;
$ M0 {0 e0 f$ n8 i5 t - font-size: 16px;
" Z# H; j+ I. ~: L) u6 z2 t - opacity: 0;' Y6 Z# H( u! J: k/ m& z
- pointer-events: none;* S0 y# Z% R& e B! ~
- text-align: center;$ ?3 t( |8 Z. ]* v+ R$ l
- }
: y! T' |0 Z: ^3 S# r ?5 m! Z s - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
& l3 ?- x9 _: B4 n$ G - opacity: 1;
5 W! \, P5 R0 l" ? - -webkit-transition: all 0.75s ease;
% [5 M; n+ P$ E$ ]& N6 X: |5 v - transition: all 0.75s ease;4 ]& _: o! y O! e$ y6 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">$ r, D/ n7 h( L# D$ G
- <ul class="nav-items">
! k& W: ~% ]# n" H% C) G1 g; ^( c - <!-- Navigation -->( W9 E& J7 u9 ?0 v
- <li class="nav-item"><a href="#">Home</a></li>
4 D8 i: X x8 E2 I% l7 N - <li class="nav-item"><a href="#">About</a></li>- Z0 y9 s3 \% u2 p
- <li class="nav-item"><a href="#">Contact</a></li>
4 J8 y4 q8 g- z8 ~9 A: k) I/ J - <!-- Dropdown menu -->
! U1 [9 C# C) w; Q - <li class="nav-item nav-item-dropdown">9 }% q, V3 T9 w, D$ v
- <a class="dropdown-trigger" href="#">Settings</a>
6 T# }+ q) w3 `: y9 z, b. T - <ul class="dropdown-menu">
- x4 J+ ^4 m6 w7 t - <li class="dropdown-menu-item">
1 V: B& j8 l3 ]! r# l: h - <a href="#">Dropdown Item 1</a>
! h" G% |4 R& ?( x - </li>5 `5 U8 \. o5 R: Y; h# R8 G4 v$ E
- <li class="dropdown-menu-item">
* y" G: y/ x V) [$ c1 E( K - <a href="#">Dropdown Item 2</a>1 W( r8 ?* W$ W1 j* w2 z6 J: k
- </li>
: i8 E' u4 ]& ]( r/ R0 |% i - <li class="dropdown-menu-item">1 B9 ]- i$ J/ t' `* H
- <a href="#">Dropdown Item 3</a>! x! @- J L- ^! A
- </li>$ @7 j- u6 ]' h$ T& q$ C' T
- </ul>) S. Y) }5 {& E% K. R6 m( _8 i
- </li>
1 K0 j# }" D. p - </ul>7 b+ `7 s4 J+ `
- </div>
复制代码对应的CSS代码如下: - .nav-container {- ^- u# D- }) ?0 W* p
- background-color: #fff;3 p$ j) U! X A" g1 K0 _
- border-radius: 4px;% n e& Y0 Z3 I
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
2 E4 D) ?2 m- c6 j - padding: 1em;; N& {$ s$ q% p" n
- border: 1px solid #eee;
/ d O4 ~5 \- u& X4 ^5 p - display: block;' ]1 Z* K+ Z. ?/ g& }9 V
- max-width: 400px;* e3 m W \7 i
- margin: 0 auto;
+ @" ]1 Z& r5 w" g: k - text-align: center;3 i6 Z; }1 ^) u) E$ _+ b& S3 l
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- li {
9 O1 ~' x/ H# p* W - list-style: none;
: u& `% O4 F" O - -webkit-padding-start: 0;
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- a {
5 _5 K9 z! I) @3 j" ^5 e3 q - text-decoration: none;0 M2 p8 k, d6 L" p
- color: #ED3E44;
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- .nav-item {
9 C9 ~0 ?5 c$ d - padding: 1em;
! _! V5 l0 [4 b6 {5 i, J) I - display: inline;7 N5 `& ?+ ^0 ~6 I8 A/ \" {
- }
) S' b1 y7 V7 X" Z - .nav-item-dropdown {- g/ w/ L* E6 L9 w
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {- L l5 \% a* N5 H7 ?9 i- z8 V8 ]. G
- display: block;
# i2 x+ c# Z( X4 A3 L" N! S - opacity: 1;2 O% l K5 ]2 y5 V" L2 A
- }% w+ ~, B$ D/ e, I1 ^8 \
- .dropdown-trigger {
0 M$ Y3 W r1 d9 s: J4 x% o4 g - position: relative;7 ] A8 ^% g% ]1 I3 l2 n
- }
, |/ Q; e( x) ]9 Y0 _ - .dropdown-trigger:focus + .dropdown-menu {
+ p- N5 m) @# Y6 D& _8 D1 h - display: block;+ ^$ w0 C7 o' v9 K' o# X8 v% d
- opacity: 1;0 }. X* D: @ x9 x+ @( Q: ?) q \
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- .dropdown-trigger::after {) }9 I4 U3 a+ w. P& P
- content: "›";$ t5 z9 u) \; A* v
- position: absolute;. |- N# k" V! ?" c
- color: #ED3E44;# S2 a2 V! Z. `9 _* [ r- H) g0 s6 U
- font-size: 24px;0 }2 v' A9 z# ?' s; v4 M
- font-weight: bold;: F; j' M* }# R! f" t
- -webkit-transform: rotate(90deg);+ e$ H6 k: p& k8 b1 `) m5 G- y
- transform: rotate(90deg);
5 J" D: h& G S& c) q, I$ ~0 [ - top: -5px;
: K1 L2 P6 n5 E8 {, |5 b$ W9 U - right: -15px;
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- .dropdown-menu {
5 S5 I6 E# s( \8 D1 b - background-color: #ED3E44; B" V7 S0 L; b" M3 c0 W7 Y* L0 d3 p
- display: inline-block;9 n0 I) H. ]& N6 ]2 o4 F1 ?
- text-align: right;
$ T3 @3 U8 A- u0 N) ? - position: absolute;
' G6 U3 P8 W0 Y/ T1 W j - top: 2.5rem;
2 ~1 R% Y4 y* ?7 N - right: -10px;
& y& c' f; a: y - display: none;/ e9 H9 _) F" z* X8 b& U& @1 ^
- opacity: 0;: D" e& }! G( g/ L
- -webkit-transition: opacity 0.5s ease;( ?2 _- t) R" y& K* b2 {( g J4 h2 }
- transition: opacity 0.5s ease;+ v" }7 p- W- Q; L; h6 o7 j0 y
- width: 160px;
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- .dropdown-menu a {
9 |; Q% I m% Y" T- h - color: #fff;) k/ D0 @' {* w6 U. d; a# p4 G5 i& v x' X
- }( e/ i# G6 g% L/ ^
- .dropdown-menu-item {
" } ^: ?8 T N2 Y7 p9 a5 @7 } - cursor: pointer;
5 }& E0 \4 ~! @* t& \* N/ T! Z: g - padding: 1em;; c% F0 H) C4 Z
- text-align: center;: H$ w0 |) a/ _9 d# e
- }& b: k4 f$ b# _" l7 H. i
- .dropdown-menu-item:hover {
: ]2 V) Y' U. y0 |5 R, B8 M - background-color: #eb272d;
' f; V7 @: _! e - }
复制代码 6 k; c/ @. X: N3 o3 `
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">, U% g$ d) k+ D1 H. d7 N, C
- <!-- Checkbox toggle -->
8 A. b- [5 O; { L4 |1 s - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">6 l( y) @6 J+ z' B/ [
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
/ R% q" A: \" k( P, o, ?4 ~, W - <!-- Content to toggle from www.mfbuluo.com-->
8 K: t$ q$ t! {9 k4 s+ ] - <div role="toggle" class="toggle-content">0 P4 J z1 x, }6 B1 J1 g5 V
- BA-NA-NA-NA!
( c, ?$ P- s$ h - </div>7 j. ?* q8 }3 p0 U- @; ?, A5 E: K8 V
- </div>
复制代码CSS代码内容如下: - .toggle {" V* O. w* a* t7 H/ K8 b. f0 a
- margin: 0 auto;
9 O. X0 Z( L1 t5 \( K - max-width: 400px;
- _' w$ m+ n8 k - }
3 Z3 C7 o2 G$ e' R, P - .toggle-label {3 c7 B0 L3 y6 Y+ P! O4 @
- font-size: 16px;
. p, a% L9 q' y0 p( h$ g# Y - background: #fff;
" u. z3 p8 Q h2 X5 G% ~ - padding: 1em;
5 J6 L( k8 E3 J# i - cursor: pointer;1 A& D$ Q& r6 B! p! X3 x1 t
- display: block;( g$ Z) e# A4 a2 a
- margin: 0 auto 1em;
! i" o7 U8 P0 X9 ^0 _9 A. n! ^ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
% O# E# R$ i) c - border-radius: 4px;
5 p# g( @) X' m/ K7 S) Z; o - }
$ G2 w0 ?9 ]7 r9 `0 n - .toggle-label:after {7 K, X) {! L' V. \6 M
- color: #ED3E44;
. M9 E' k7 `/ I1 R. J - content: "+";
' T9 Z, B9 y$ V9 U: r$ x7 `2 g - float: right;& _2 ^& C# Y8 V3 N& z& \- R
- font-weight: bold;0 l9 g/ n0 W# m4 ]8 d2 q& N1 j
- }/ z6 `0 m3 ~% C
- .toggle-content {
( }/ ~( j6 _8 | - color: #B0B3C2;4 v4 k# O0 ?$ o4 M
- font-family: monospace;
" m$ N- J# X8 B# c/ [ - font-size: 16px; h& g% n/ z0 `- q) j% F- Y3 c
- margin-bottom: 1.5em;
* l2 O6 J3 B7 ]/ d - padding: 1em;1 W% ^6 f/ H% l; [0 x/ }
- }1 F4 P. L B7 ]
- .toggle-input {
2 _4 [8 I. O* N9 m( V* ] - display: none;+ L& W0 h# b5 z& v7 f% C3 G% O9 x
- }
2 S: d' Q! I. `; c - .toggle-input:not(checked) ~ .toggle-content {* o/ o1 L2 a( f
- display: none;
- l7 P$ ]: S3 G J - }( E k' H, W- n4 c) S# Z: A
- .toggle-input:checked ~ .toggle-content {
% v# W1 g6 H2 \; f - display: block;6 ?+ y9 I# X2 N2 J& _
- }
/ W; a6 f( D, C. t$ `0 Z* y( N - .toggle-input:checked ~ .toggle-label:after {
7 \6 _& ?% d' @$ Y" j* I, T8 }1 I - content: "-";. E7 B4 u- w2 b/ V$ @! N
- }
复制代码
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