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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!">& P+ l4 ?+ t9 m- k9 {! m/ ?
- Label for your tooltip
% X6 g! n/ b; f1 Q3 ~' f2 y- d - </span>
复制代码CSS代码: - .tooltip-toggle {
% u8 x' v( T5 c8 J; u% o - cursor: pointer;
! P: ?/ R8 C' U- { - position: relative;# s) h/ X% |. P
- }6 s: I8 W" v% |% {. Y4 U2 S
- .tooltip-toggle svg {; q3 o1 [: O1 B' C# K/ c1 [7 Z
- height: 18px;& \+ E: N4 z% j
- width: 18px;
, x1 z) W1 p* c5 P! ]- p - padding-right: 0.5rem;* E+ n+ Z8 f2 H* r
- }
% e5 o: l. |+ L' @( f - .tooltip-toggle::before {
. z5 u7 r2 m% V8 p( _; l0 t - position: absolute;1 R& U/ w. p3 b; G) E7 U* P
- top: -80px;! e8 R$ K0 I1 R3 M- A2 I4 l
- left: -80px;
' j h- Z$ x' ~; x& @ - background-color: #2B222A;
! w7 j2 b! t7 H- e4 k- U - border-radius: 5px;
5 F( M3 t9 W8 k4 K - color: #fff;
, _ M, t! B) z# A2 d7 U, N - content: attr(data-tooltip);
3 E3 i7 v2 G, z - padding: 1rem;" L% ~' y* @, @& x+ W
- text-transform: none;! ^) q/ A9 N% @0 ~; v* \
- -webkit-transition: all 0.5s ease;3 Z; ^$ m( @& @# R' A
- transition: all 0.5s ease;
: F; }: x6 y6 |- k - width: 160px;
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+ l% G& ]4 C8 t - .tooltip-toggle::after {
- [+ c* K7 X1 x _ - position: absolute;: d5 L- z* k( F2 S! N- V0 r
- top: -12px;! c( W6 m, x2 b! P& ]
- left: 9px;0 C% x: b0 B! j8 V/ s- |
- border-left: 5px solid transparent;
7 S; L [ F- A+ { - border-right: 5px solid transparent;
; I* ^1 T. A# I c% F& X - border-top: 5px solid #2B222A;
5 O# u3 w6 {3 q8 j( Y$ @ - content: " ";: Y4 @0 Y! `' y; D/ W& @
- font-size: 0;1 u0 `+ m6 P5 A$ B8 _0 U
- line-height: 0;& K g9 ?) H, x, X4 ^" Y6 |# t$ `
- margin-left: -5px;
; z7 b4 e( A2 M6 m ^ - width: 0;* Z3 j3 D. z) w" H& O' t
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- .tooltip-toggle::before, .tooltip-toggle::after {% |7 m( d$ ?( }! V% D
- color: #efefef;
7 a) ~9 v- k( \8 ?- K8 W - font-family: monospace;
- Q5 B3 ?4 K, ]0 Z5 z - font-size: 16px;6 Y& i8 c Y$ y( {4 r
- opacity: 0;
* ^" {4 F6 L$ n q$ w - pointer-events: none;
+ g, P8 D# w) r0 ^; V; Z3 O - text-align: center;$ o: I' K& J# T7 O: u
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {1 j3 Q1 g* A; J) V% j
- opacity: 1;# o- k! ~) F/ Q0 `
- -webkit-transition: all 0.75s ease;
2 G# p( [8 s$ `: G i+ c8 o9 p, I - transition: all 0.75s ease;- Z9 H" z( i$ J6 y# I' X
- }
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">% F2 T6 D' p( t* q" G, k& \9 E
- <ul class="nav-items">2 t# w3 q$ V* M" F% V7 ^# E+ |
- <!-- Navigation -->$ a6 m: {: \6 f% L( K5 w0 a9 Q. c
- <li class="nav-item"><a href="#">Home</a></li>
6 r" c2 d) p; O8 f - <li class="nav-item"><a href="#">About</a></li>
; h/ @* N0 p0 r7 \ - <li class="nav-item"><a href="#">Contact</a></li>! e, J3 o7 w2 k8 l
- <!-- Dropdown menu -->
9 T0 p2 Q" ]% p3 {, _0 u& {/ A - <li class="nav-item nav-item-dropdown"> l! R5 Y2 n0 @% {- c) H+ v4 B
- <a class="dropdown-trigger" href="#">Settings</a>5 T+ |8 Z/ k- I) j# T# ^
- <ul class="dropdown-menu">
) R' `) r) E( W) {( K - <li class="dropdown-menu-item">) B L" Z; V7 A' k* K! k4 b% ~
- <a href="#">Dropdown Item 1</a>
. c" ^( S+ S/ N7 p9 e# H: M - </li>
! M; c) B7 K4 N( j! G - <li class="dropdown-menu-item">0 [* J3 Q# e) \7 L% s+ o% v! e
- <a href="#">Dropdown Item 2</a>* k( c$ V( n8 ?5 Q
- </li>
1 `9 \" b/ D# G' a! H9 E( ?5 o - <li class="dropdown-menu-item">
- x( a8 b) f" G; N8 g - <a href="#">Dropdown Item 3</a>4 K7 {! Q( D3 m+ C1 W
- </li>
2 ~1 f: ^9 j ^ - </ul>& y; [: e! B/ \; ^
- </li>
" `- X8 X! ?5 l# H# n d* D - </ul>
; ]" E/ a% O: z - </div>
复制代码对应的CSS代码如下: - .nav-container {
& X0 `* e8 S" T t8 a - background-color: #fff;) r8 M: n" m+ w9 I
- border-radius: 4px;/ F) ]; _3 w5 {* m% ^$ n
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);! Z- x2 Z' V7 M
- padding: 1em;
* [) F; w, d3 p* f) p! S% K - border: 1px solid #eee; o) k. Q7 @9 d6 d, _2 h* t
- display: block;& k F& Y$ Z4 C% m
- max-width: 400px;8 i& t' P4 O: s1 i8 L( }
- margin: 0 auto;
1 [1 X- d' ?7 j h4 G# {! |3 y+ i - text-align: center;
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\7 |% X: n+ r" b) y& N5 I C - ul,
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- list-style: none;; Q* J+ j" p/ |% J8 {; W6 a6 Z9 a
- -webkit-padding-start: 0;
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- a {
# F3 a7 `# E8 B; e - text-decoration: none;6 r$ R- F; j$ [! _- ?
- color: #ED3E44;
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- .nav-item {
: \- W% i: C6 j8 a7 ~ - padding: 1em;# O. M- }' t! _4 j, V% u( N
- display: inline;
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- .nav-item-dropdown {
# X6 p0 w. U) l - position: relative;' m- ?3 S& V- W, E; S+ i
- }5 _- p5 E; y1 N0 ^6 |* x% ~8 X% B
- .nav-item-dropdown:hover > .dropdown-menu {
; f2 p/ u1 Y2 o+ j - display: block;
1 A# r5 n6 T3 f* K( R- c - opacity: 1;
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- .dropdown-trigger {
! e; r: N& I2 i+ k( G - position: relative;
+ W- v! W; _- d( k# S" v - }
6 _: ]$ a2 X+ b - .dropdown-trigger:focus + .dropdown-menu {
8 D8 K& |% Y2 ]" j1 n" ^( \( t - display: block;) A- F+ l, L) ?% T
- opacity: 1;
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- .dropdown-trigger::after {
# R. M+ S& [* s4 E) j. ] - content: "›";
+ L3 G! ?! O/ k: G. v/ ~& ]6 ^ - position: absolute;
; s, S+ d7 _& ?7 r - color: #ED3E44;
: c6 K, ?, ]8 i3 Q$ A - font-size: 24px;
- l4 x+ U, V% i, H - font-weight: bold;) j; ~2 b' K7 W# v9 E, o
- -webkit-transform: rotate(90deg);
# a, s* ~ X- U9 c- q - transform: rotate(90deg);* O0 Q6 f3 Z5 o9 h
- top: -5px;) _) e" W2 P- v0 [" k
- right: -15px;
( ~1 Q( A; u8 \, Q5 w g - }
, T" V1 s3 j8 W4 ]5 f - .dropdown-menu {4 _+ Z# A; u9 m! Q- f( L' l% M
- background-color: #ED3E44;
% a, f W, n: w3 { - display: inline-block;
K L' W- |8 B$ E8 L3 m - text-align: right;
4 e* n( `9 T0 `3 q# _, ] - position: absolute;
& K7 a- g* X/ r$ E - top: 2.5rem;+ O+ a& u; y+ I2 P1 [
- right: -10px;# k- b4 J% C. N) d& g
- display: none;
5 ?2 F6 Y5 D d K/ E2 I' L - opacity: 0;7 U% ~$ D7 J2 r$ e
- -webkit-transition: opacity 0.5s ease;
* G s: y2 x2 ] - transition: opacity 0.5s ease;1 `1 ~& H+ b4 h& }1 J
- width: 160px;
6 C( s( p, }3 s* K - }
" d! f6 r" E0 ^9 N( Z - .dropdown-menu a {
5 ?: k& l7 J7 K - color: #fff;
6 z- I) g+ j7 R# e9 ]! @ - }. U5 @. R& n$ _" O: l6 ]
- .dropdown-menu-item {8 a) I& x7 `7 E2 x5 c9 h' K4 S
- cursor: pointer;- Q& j3 t# K/ _3 {/ g
- padding: 1em;
8 ^" Y2 N- H" I2 P7 y' E" C - text-align: center;1 a5 d$ X" c) h5 S. Q5 p
- }
; l% Q) [+ [9 c! i' q! O/ I - .dropdown-menu-item:hover {
9 ~1 j6 k' v# [ - background-color: #eb272d;+ [# r9 j' ?" v; m
- }
复制代码
5 N3 {, {7 N. }: h可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">" c: r) M& p0 t5 K, m
- <!-- Checkbox toggle -->
$ h* n! B! [3 U' Z" j* [# l0 Q, d - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input"> _4 D# H6 A: l& S, D
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
G+ P4 J. n, y5 l3 j - <!-- Content to toggle from www.mfbuluo.com-->0 H" C8 i- r Z; `) j
- <div role="toggle" class="toggle-content">" `' w7 A# l) g& g9 `8 N' A
- BA-NA-NA-NA!
, Q7 F0 f6 E9 X2 J* G" d$ ? - </div>$ I C# ]/ k1 e9 G: n9 s( c& v
- </div>
复制代码CSS代码内容如下: - .toggle {$ w5 [7 J! f# R: f
- margin: 0 auto;
9 A$ I7 Z* n# i) R - max-width: 400px;+ L. J+ u+ @+ a/ t% l. ]0 R0 D+ a& b
- }
9 `1 S) z g) J$ z" i - .toggle-label {# Y$ l1 O9 N3 K, q& |# C' r* L* P% T, ^
- font-size: 16px;
! P- T) }9 ^) d - background: #fff;
: E* V0 K+ g% b. Y; Y! A - padding: 1em;
- m5 W) e$ P3 X - cursor: pointer;
% j( F' M( u4 y- G l: {* g. [ - display: block;
( A0 q( @0 d, a2 S. C - margin: 0 auto 1em;
1 B* P0 B; p- ? G% `1 I2 ]0 c- b3 K4 l - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);# C* ~: Z3 B! X
- border-radius: 4px;
1 Z1 V2 G/ n& |' S1 ^" v - }
& z& x( T2 Q: J4 p" R2 o! r" C - .toggle-label:after {- w1 Z8 p+ U+ r) }: M% c$ Z
- color: #ED3E44;& N- V; L1 Y6 b: P8 o% j" N' e
- content: "+";
. @$ R" v0 w2 K# ]* Y% d - float: right;9 b; i- O7 T6 b' |
- font-weight: bold;( m1 r) v9 ]' K7 E
- }
8 O/ Q1 n. b+ w! ^- j4 q# z - .toggle-content {0 L: A v6 N3 |1 ]; n
- color: #B0B3C2;
6 U1 o- _- j: A - font-family: monospace;
7 K0 e% ~4 m; \1 E - font-size: 16px;2 n8 @0 v$ C3 {' e9 X. ^. I
- margin-bottom: 1.5em;$ c. z9 \; P- d; B' ]
- padding: 1em;
/ t. C% f% N7 R6 c - }# G# C/ \2 v) O
- .toggle-input {
/ m$ b2 c6 X1 s, P6 ~ - display: none;
* J0 G; @1 s$ b6 M" w3 g - }8 ^6 X- E2 f5 [: w
- .toggle-input:not(checked) ~ .toggle-content {8 ?0 T2 n5 q/ E
- display: none;
+ h: z6 `4 A: O- M5 c - }1 c$ |) {& k$ ?1 }
- .toggle-input:checked ~ .toggle-content {
: U8 d6 u. x/ G6 v N - display: block;
) V' G. z! ~+ N! {; }: U; { - } e7 n9 m# J2 J( j6 t
- .toggle-input:checked ~ .toggle-label:after {
) w6 C6 r) G1 c! S. }: r1 @ i - content: "-";
( j2 q; F/ n4 ^5 c0 Z! t' Y - }
复制代码 # d) w1 ]7 L, ?+ e( o5 }6 A5 i
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