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!">' m1 R3 l9 D# M& E P- n
- Label for your tooltip' _' K5 ]( V! ` a4 h
- </span>
复制代码CSS代码: - .tooltip-toggle {
- S. k; T4 q& z; | - cursor: pointer; a! k+ V! P" u5 P4 W
- position: relative;
2 }" \- G+ O# \9 t0 q+ E8 T - }
; Q5 T, o! j2 j% J( m! W - .tooltip-toggle svg {
7 D: F/ R. u8 g* y( h1 c - height: 18px;4 I1 ]: l$ i7 Y
- width: 18px;' p! [+ ]! d& }# J# k9 t4 ]
- padding-right: 0.5rem;: s- S% {% s% v ^" [9 C
- }- \) t. x4 w( z& t8 M, I8 ~9 Z
- .tooltip-toggle::before {
* i/ ^" V, a( s3 C - position: absolute;( w% k) }( W$ s- D& O
- top: -80px;
) @, X0 C/ A1 R" j - left: -80px;
, n& g$ q# u! s. ^/ b1 O% H" T - background-color: #2B222A;1 n5 C0 y/ C: M/ M# U
- border-radius: 5px;' R+ E' j9 l2 R G* L
- color: #fff;
6 w4 w8 l$ `1 m; y1 Q; z - content: attr(data-tooltip);# U& |- \+ ?3 b& m
- padding: 1rem;
8 Q" O9 w8 z: S* L$ |" P, {, y4 D - text-transform: none;8 `' V$ ^' D" x- h9 V( r; `9 o
- -webkit-transition: all 0.5s ease;
# Z9 D+ K; e' b - transition: all 0.5s ease;
# {1 w, E& b4 R) M- A - width: 160px;
$ @; c# `) }( P - }
- w3 X, _& P$ m/ x- a - .tooltip-toggle::after {
2 U) }- b2 \& C# F' ~8 k/ c - position: absolute;
8 Y; I% M( E$ I. \3 z2 t) l+ f: J - top: -12px;5 v) J- f6 Y; D4 ?$ K! @
- left: 9px;
! H4 J4 l1 S3 y# q5 u- U Z' X - border-left: 5px solid transparent;
. g9 q+ B8 ^& D+ m, e2 G - border-right: 5px solid transparent;" g$ {/ b2 ~; N$ [3 M
- border-top: 5px solid #2B222A;
; V& j3 Z) o9 D - content: " ";1 o# f( A/ Z7 a$ ~9 ^3 y' E# z
- font-size: 0;: @6 ]- U! y2 f- {" T
- line-height: 0;
r; B8 ?6 P8 g4 t. b% ~) ^ - margin-left: -5px;
9 a5 @7 l3 @+ Z. J3 S' V - width: 0;
, @( R. g9 A5 b c4 y1 U - }
3 i4 G6 X, F- H1 [* v- M/ ~8 d - .tooltip-toggle::before, .tooltip-toggle::after {+ f) q' v+ x; X* G# K" R
- color: #efefef;: ~7 p/ B* }( t6 A: {
- font-family: monospace;' K( A, `2 i% b5 S
- font-size: 16px;
) t! B% r( p4 k9 ^ w - opacity: 0; Q2 ^1 a8 o: b" x
- pointer-events: none;
- O0 c+ v1 f1 v# a# x; P |0 F - text-align: center;( y% u& B6 j, e5 s/ E% H
- }/ ^7 N/ ^2 {5 Q$ O5 B
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {3 T" Z9 f, S# Y* d5 Q# O
- opacity: 1;/ \+ y6 @2 k. h, d4 s4 s' S8 `. T
- -webkit-transition: all 0.75s ease;
: H S! \; u# V+ i* f" ?9 p0 h8 O - transition: all 0.75s ease;0 Q6 P! ~" }/ [5 ^; Z( F
- }
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">' k8 @3 c8 F* ]- `& s
- <ul class="nav-items">- w7 P5 p4 ? A( ? c) \ d
- <!-- Navigation -->
& R- _' X) p& Z - <li class="nav-item"><a href="#">Home</a></li>
7 y, ~7 T* [/ S - <li class="nav-item"><a href="#">About</a></li>/ ^/ L8 A6 c* I: i0 ~" {/ z6 R2 }
- <li class="nav-item"><a href="#">Contact</a></li>
6 K |+ k% p8 q0 d3 T# w8 b! y+ v - <!-- Dropdown menu -->6 Y- Y5 [. x2 g, @
- <li class="nav-item nav-item-dropdown">
5 R0 W' q2 e4 S0 b2 Y L - <a class="dropdown-trigger" href="#">Settings</a>
8 D/ E' s9 n% }# ~- f: a1 L - <ul class="dropdown-menu">
, d5 S+ Z! E3 f( ?9 J - <li class="dropdown-menu-item">
; J. |5 L) w5 p, {/ }3 H) A; ` - <a href="#">Dropdown Item 1</a>
1 w, \( J% G, ~5 E3 R - </li>
6 n; w/ o2 ?* w/ s+ b - <li class="dropdown-menu-item">) g0 A8 m3 A7 f7 J# `: ~
- <a href="#">Dropdown Item 2</a>
( D$ r1 d6 M( |* g6 r0 G - </li>
8 F$ u c0 T$ K& E' k* ?3 N - <li class="dropdown-menu-item">
. |9 q' _& j2 P - <a href="#">Dropdown Item 3</a>" |9 ]6 L# K% X: \5 H' {
- </li>8 N- \. @) k$ h3 ~8 _
- </ul>
5 x+ _, L5 w7 U: L9 S: T& Z1 n - </li>7 |1 L' a2 `" G$ Y: Z2 ]& I0 `
- </ul>4 k+ _0 o8 _$ B; r7 V
- </div>
复制代码对应的CSS代码如下: - .nav-container {/ A( l! b1 g8 r
- background-color: #fff;
( j2 w2 Q+ S% m/ p3 y - border-radius: 4px;
% n0 F* b9 D" c - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
3 e8 L& N0 d! N3 p) j l# |8 X - padding: 1em;
/ a9 w, {4 @. ], Z& R# g! _; Z - border: 1px solid #eee;
( q* ~# I8 \" U5 `% f+ b - display: block;
* c% @8 m- }7 ] - max-width: 400px;
# T( u' |7 c( x7 R - margin: 0 auto;; t9 Y g/ s7 h- r7 C* O/ [' S
- text-align: center;$ P* G; M- Y7 b4 k+ O4 A) C" k
- }
- j4 O) ^) d- f$ x% D1 x4 K& p, k - ul,
, l3 z8 W1 @/ q! S v9 \! V - li {
' l7 \4 h% d& m3 Q - list-style: none;& y* X7 y- I; f7 l) O6 R- A' J
- -webkit-padding-start: 0;
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% p1 b% Q; M4 X! ~3 [) N! ` - a {
' a- C/ @' N$ t$ L1 F! h+ Q - text-decoration: none;
1 O1 q+ w a' Y" s& Z. n - color: #ED3E44;' u; G5 P$ @! ]% ~
- }
2 Q4 N8 G: J$ p1 h - .nav-item {% c B8 D t" `) `/ y& c2 L
- padding: 1em;
4 [8 h3 N& u3 M" c+ k% D - display: inline;* p) ]5 `8 | S3 f
- }
6 N5 S% s1 M T, z8 k - .nav-item-dropdown {) s" x3 @; f; o. m1 |" _
- position: relative;+ s" i; [8 I N# d. T% C$ [
- }2 m5 }1 Q9 W. z) ]5 J4 U
- .nav-item-dropdown:hover > .dropdown-menu {9 J. G$ u" {- d( g! _: ~& N
- display: block;
( \9 T* q V' M - opacity: 1;
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- .dropdown-trigger {
, X7 V$ J, @+ q( c# P+ R1 Q - position: relative;3 \% P$ a* U1 E8 U! B5 ~
- }
; n0 @' R8 B, |1 k+ g - .dropdown-trigger:focus + .dropdown-menu {
5 A* E; B8 ]0 ]9 z5 g% Z - display: block;2 J* g' s" @ S! Q1 U( n1 m
- opacity: 1;
8 `, @% s* r @$ [ - }5 h# @% G* S% A7 o
- .dropdown-trigger::after {( R# X/ g+ }$ o" V! X6 E4 }
- content: "›";
' g; B6 a, J, O - position: absolute;4 V& G. o( e7 S
- color: #ED3E44;
8 R/ h9 u. x0 e9 Z5 O - font-size: 24px;( s+ h4 S z4 E% F) z
- font-weight: bold;
0 e9 q) b# `: M) k |. C! | - -webkit-transform: rotate(90deg);
& h+ J% D! ]* O2 S& a - transform: rotate(90deg);
: k/ U5 |7 n4 C! o, E* l+ f - top: -5px;
& ?4 E: C9 F8 m! j! Z/ X* {& n - right: -15px;
' j! s' y9 x$ E- y9 N - }4 J! ^% t: I# k4 A6 F+ Q
- .dropdown-menu {
6 \ D, T8 F' d5 M - background-color: #ED3E44;$ Q G( {; ]/ W5 P% `1 j
- display: inline-block;
. [5 ?7 R0 Z j) o, y; C6 [+ q - text-align: right;) k1 i! B# W. a5 l" F2 S
- position: absolute;
- |. [ u/ c! H; r& m! q - top: 2.5rem;9 j. i" V/ v+ V3 ~# i- A1 |" p
- right: -10px;
+ b: u/ x: T& V" N8 n% u - display: none;
, h' f1 o# f6 e& }/ [ - opacity: 0;
& Q1 V# Y* e4 L8 y1 A" r8 P - -webkit-transition: opacity 0.5s ease;
% o" {6 p1 m# L& t/ B2 ^ - transition: opacity 0.5s ease;+ C; ]9 u1 x/ S, d+ c! l: |0 a% U8 t& M
- width: 160px;4 f2 v* {! J. r2 c7 ^
- }
7 b! Z, i& t6 u- K - .dropdown-menu a {
: _# t5 W. V- i5 p8 w1 _! @ - color: #fff;" c9 S' Y V9 s( f3 X
- }
7 M/ e1 A! O0 o* l8 m$ K5 Q3 B! f - .dropdown-menu-item {1 F, O( J: P. D# Y( D
- cursor: pointer;
; `5 w5 K) u- H' M) b# K0 l - padding: 1em;/ y0 i! k1 y: ~5 G( ]
- text-align: center;7 Y/ L, {* L2 a% G' }4 j
- }
* K* x9 M3 W" _; r3 s& }) ]1 s - .dropdown-menu-item:hover {0 c8 ~5 x. G9 z9 o: j' o
- background-color: #eb272d;4 _1 w _+ G( ]) N- T4 r6 |# [ ?
- }
复制代码 7 H( z3 |* C: y. j
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">7 A( |9 b: b* L# t& A# F: c/ ?
- <!-- Checkbox toggle -->' E6 h3 F8 B/ E7 d. {7 e3 S( v
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
* J1 w" L% ?6 a# p8 a/ y/ s - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
/ m& p3 c U: K( z - <!-- Content to toggle from www.mfbuluo.com-->
2 h- o( L8 G8 {8 F9 | k/ [* K - <div role="toggle" class="toggle-content">* i8 u. i& S* V3 W- y! ]5 q" v
- BA-NA-NA-NA!. n$ Y/ ~4 {2 v: @
- </div>6 ]. J" ]# S- I2 ?7 b: `
- </div>
复制代码CSS代码内容如下: - .toggle {. h& \5 T# p- q* P
- margin: 0 auto;
* s; `! y$ [( x7 ^+ c! K - max-width: 400px;
- W* l4 ?) ]; b3 q/ E O3 K0 E - }9 H9 e8 p3 _5 ~! w: u5 U$ A
- .toggle-label {
$ p- B: v1 K$ C5 M; f2 D: O9 M - font-size: 16px;/ z/ w* \# W& p$ Z# n
- background: #fff;
" Y; c0 }+ @0 E# ^4 _7 M, ] - padding: 1em;
3 \5 j8 J6 H- v. M% W - cursor: pointer; m6 e- A2 X7 T, R
- display: block;
5 I$ c% f0 R( J& Q+ ` - margin: 0 auto 1em;0 B; c' j% |7 t( f& l. B. N- Y' Q+ Z
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
2 \, H4 B, \5 n+ C; i9 ? - border-radius: 4px;
2 W6 G) d1 d: f' ^ - }! C$ ^* W, i7 z
- .toggle-label:after {! b0 |* c8 d" X" L+ ]. `9 p
- color: #ED3E44;
: y- w7 v) {2 P0 ~$ r - content: "+";! V( d e' i; R2 l3 w
- float: right;
: c! S% M5 P3 H4 V - font-weight: bold;
# y3 J( ?% A/ @ - }
7 y5 Q9 b. H. ^# S2 p - .toggle-content {& \) o+ \1 q* @! g
- color: #B0B3C2;
2 P7 p* Q# m4 j - font-family: monospace;
# ]5 [% i& f; }8 D S4 u7 W - font-size: 16px;3 }2 X1 W# B8 K( F3 k9 C
- margin-bottom: 1.5em;
- }) C. I$ H. I U5 B$ G1 S; T% T - padding: 1em;
! F. s5 |2 R$ v' I/ P - }* G7 M- S! r$ B
- .toggle-input {
0 m+ Z! f P9 H3 C. Y - display: none;
2 w. X) R' ]- V9 l/ V* d$ h+ ] - }
1 l. D9 T6 x9 w. t6 \! E. \ - .toggle-input:not(checked) ~ .toggle-content {& C7 Q% Y8 m5 a
- display: none;
1 W6 w1 o7 }7 m, M$ a9 A x- u - }
' F$ y( g) o0 \: X - .toggle-input:checked ~ .toggle-content {
; y, q, D+ L8 \( c1 } - display: block;, p+ N9 a! [: X4 G! Y4 J) N
- }! z) U& P; I- K! h1 c6 Q
- .toggle-input:checked ~ .toggle-label:after {# G' j1 v5 U Y
- content: "-";
( X$ {8 {$ g8 w Y) A6 R7 r, f - }
复制代码 - t' D, x( K8 s8 y' p( F2 i$ e
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