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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!">
( u& e# [ |3 m1 H% @% p+ G - Label for your tooltip. e1 b g9 x. {3 I9 a, B* X
- </span>
复制代码CSS代码: - .tooltip-toggle {
+ q2 ~, d& m, y9 J4 x! t4 S - cursor: pointer; r4 [6 n7 K7 `0 j) p
- position: relative;) M; `: J! s7 \
- }3 I2 Y' i/ W, V3 ?
- .tooltip-toggle svg {
# t2 ^% f. n7 x* x - height: 18px;# C) W1 E4 B# \' w
- width: 18px;
6 n" A* B* _" e t g - padding-right: 0.5rem;; |/ Z# T2 n) k t: \% x3 S
- }
+ S& Z) ~' c2 I - .tooltip-toggle::before {
# G% Y, m3 f/ i' n3 i2 O - position: absolute;
, f4 l- Z& ~0 }( L& k9 W - top: -80px;% p2 C) i4 h2 U% W) C/ y* ]$ U
- left: -80px;) a* o1 Y, K5 V8 V7 `, M
- background-color: #2B222A;
$ ]) @& j' y% C5 o$ H: B5 _ - border-radius: 5px;# Z& L" E' y0 B, a3 W
- color: #fff;6 C6 @3 |- k& ]; m9 p
- content: attr(data-tooltip);/ J* y3 N( M0 \6 @; C" A# G
- padding: 1rem;) f3 U; h9 d- Q4 A! v0 T+ B
- text-transform: none;
0 M+ {. ] t6 A3 V4 C - -webkit-transition: all 0.5s ease;
7 E) j2 j, N7 X3 ~( j: P; }. k" N - transition: all 0.5s ease;3 M& D2 U' b0 o, P. Z
- width: 160px;
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- .tooltip-toggle::after {' j3 O% \, g2 O
- position: absolute;
- s: h0 f! F! @0 M) y. c. l - top: -12px;; r( r9 b3 I6 m$ f2 S: v0 a7 s
- left: 9px;
+ O% m- B# `* h, B& i1 _0 y2 \, @$ p - border-left: 5px solid transparent;
1 `- l7 ] o6 B6 ?5 v- h( K M - border-right: 5px solid transparent;
: {. [) V# s+ }# k6 j& f, g - border-top: 5px solid #2B222A;# o3 r. x8 T: G2 f: X( [* E2 e
- content: " ";, l" ]" M, v) w
- font-size: 0;: Y! B/ v* j( O- u3 ?
- line-height: 0;
0 l' i8 [0 Z( G - margin-left: -5px;! Z: C2 O% l1 w( p/ ]% N0 ?" X
- width: 0;/ T- l+ z/ d+ k# s
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- .tooltip-toggle::before, .tooltip-toggle::after {
- V. o; L8 I5 U" E% n( O+ \4 K - color: #efefef;2 P8 z" L2 g+ l( I
- font-family: monospace;
. l/ b9 T+ I5 Q! Z$ W# o4 s - font-size: 16px;4 P# Q) i1 e9 ~% D4 D
- opacity: 0;
% x2 B1 U1 w6 L6 Z - pointer-events: none;. \% _" A; B/ R K
- text-align: center;
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7 j4 _2 i1 o' W- f# ~% p - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
2 J1 o0 V3 V# c8 t7 j5 I - opacity: 1;
' \% Y& F' h6 k m) ` - -webkit-transition: all 0.75s ease;$ N! ^4 }5 [( Y" E0 J
- transition: all 0.75s ease;
" B8 I6 Y6 Y8 m/ B1 `' @: d: e0 q - }
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">: Q: ]/ T2 K; |. t
- <ul class="nav-items">8 f5 K$ S- ]9 S% Y4 c
- <!-- Navigation -->
7 Y# C9 g( D- q1 @. h+ J - <li class="nav-item"><a href="#">Home</a></li>
' n; w2 I! c0 _ - <li class="nav-item"><a href="#">About</a></li>0 v* v O0 E y& z
- <li class="nav-item"><a href="#">Contact</a></li>
T7 E. s' Q/ T7 G1 w6 @* s3 I - <!-- Dropdown menu -->
$ `# _9 O- o1 O7 Q, m& r - <li class="nav-item nav-item-dropdown">
2 y5 y* X0 k1 H - <a class="dropdown-trigger" href="#">Settings</a>
T, K2 i- U% k7 M - <ul class="dropdown-menu">
# Y( _% D; W$ `) J7 K$ `: H9 D& W - <li class="dropdown-menu-item">
% u. k% Y7 f, A2 N: | - <a href="#">Dropdown Item 1</a>
- h# ?1 Y+ e' B) E2 w( X1 U - </li>
- |+ Q% q- Y2 L0 X; B. c8 h - <li class="dropdown-menu-item">
" J- k- _- @4 j2 | - <a href="#">Dropdown Item 2</a>
0 J4 h3 @7 t! L! E# J2 m. [* Y - </li>
+ l4 {, k6 l. f* u( d7 u* w - <li class="dropdown-menu-item">% T. ~1 k8 K* o9 E R
- <a href="#">Dropdown Item 3</a>! j, C7 A) V0 ]) S2 m/ G# ]' H
- </li>) n! e* g; [7 h% l+ i7 W+ u/ u% P
- </ul>4 z% d/ |- [/ p* v+ P d2 n+ }
- </li>) X0 J+ V N; D$ x' M( x7 B
- </ul>0 E% ^6 w* q: E% @1 ~" y
- </div>
复制代码对应的CSS代码如下: - .nav-container {- A2 m# Z, i( e1 Y6 Z% v
- background-color: #fff;; d3 W* v, A _- X/ i1 Y0 E
- border-radius: 4px;# W' P: F5 |; G5 y2 V/ W
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);- l4 {0 ?( z! i! W6 @
- padding: 1em;' F7 P7 M/ p% |' \0 n; B
- border: 1px solid #eee;
5 d. }4 R, [, z% l$ E |: C - display: block;6 ?% _1 h$ F- M, L* R
- max-width: 400px;0 A/ o) n8 P3 a9 c- \* j9 i
- margin: 0 auto;2 f" k- f2 `3 u3 n$ V# `/ R( ~
- text-align: center;
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- li {
/ q W; }( `, D5 E - list-style: none;
+ b) s; r3 F9 D: u% @% H - -webkit-padding-start: 0;
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- text-decoration: none;
. s1 {! F0 b o- \. s - color: #ED3E44;7 v C7 d, q* Y Z$ S* L1 A1 u9 v
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- .nav-item {
9 f) l: M# A1 C, G - padding: 1em;% s/ Q( ^* d$ S
- display: inline;
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- .nav-item-dropdown {( q0 _& S9 N: _0 [; S7 Q- F
- position: relative;) z; k' S5 E1 m+ b$ H& o
- }- j" z3 m7 n: V }, F) V
- .nav-item-dropdown:hover > .dropdown-menu {
3 j9 B G- H l$ @ a. `: f - display: block;! E/ ^7 R9 f6 F1 B8 q( y
- opacity: 1;/ S2 w/ J/ t2 z
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- .dropdown-trigger {
* y2 r1 q4 F( x- S3 ~6 i) L - position: relative;
' y& k/ E& Y$ n0 j# t - }
- c% e$ J, P. ?) _) | - .dropdown-trigger:focus + .dropdown-menu {
; t. j* ], q0 N$ O( z/ k' l - display: block;
0 r7 `( R/ |9 Y8 G( Y$ A - opacity: 1;
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- .dropdown-trigger::after {
/ w3 _7 z, }% `+ S% G/ f8 I% d% f a - content: "›";7 z3 C9 w: L& ~2 ^& [( I
- position: absolute;. C$ G5 t5 a- J2 i
- color: #ED3E44;
7 ^5 b+ e$ J( M2 r$ ], x - font-size: 24px;
7 ^$ M( y( X3 Y. g- r* w S - font-weight: bold;
3 m6 @, ?: y# g3 y$ G - -webkit-transform: rotate(90deg);
/ W2 S' c' D2 Z3 f9 R9 M) `% f - transform: rotate(90deg);2 o$ V+ O: n1 ?3 e5 g- \- x" e
- top: -5px;
& M2 d5 K! U6 b* X5 U - right: -15px;
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- .dropdown-menu {2 S7 b& e$ }, D- K# i8 |, w
- background-color: #ED3E44;
, P* y( G6 @, Q- W" L% P- k - display: inline-block;
: m2 M. Q- P" z" ~ W - text-align: right;3 T8 N* D$ f$ ?# i3 f
- position: absolute;% J( P' D7 D. L, f9 m! [& T
- top: 2.5rem;0 p7 o" K, s( M, r( Q, `; G
- right: -10px;1 B/ h4 c5 P: K$ `
- display: none;
f1 R* q7 i v, m/ \0 q( K5 _ - opacity: 0;
; n: s# B- g, J/ P* O - -webkit-transition: opacity 0.5s ease;
1 v* q- f8 j( S. z8 _ - transition: opacity 0.5s ease;
K: x q! I' }$ W$ @ - width: 160px;5 r' K4 u1 l: r* z! B' r! O
- }
4 B3 S. i8 A5 u: X& m1 n) t - .dropdown-menu a {3 k. ^) S3 X( _ k# W; \/ B
- color: #fff;6 Y8 U5 J( t# {9 h, E! G3 S
- }; H& B! l% N+ q; C; }
- .dropdown-menu-item {
: U) I0 V8 @5 s" [ - cursor: pointer;; R( y* z R# G1 } l
- padding: 1em;( e' ], F8 t; G; @; m2 |1 L
- text-align: center;
7 V( c0 y1 Z! }: m+ Y9 _" m) h3 ^0 [ - }
- D" L p6 `# V# } - .dropdown-menu-item:hover {
& f8 G4 x. I2 \7 T# _- V! u - background-color: #eb272d;" L$ W8 V: @2 _
- }
复制代码
: _$ ?; \7 e, Z4 M) p可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
b* M! [) d: k& n$ t5 H- J - <!-- Checkbox toggle -->4 \( P4 [& ?& a5 q' B# S! }
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
' ~) y, N9 [2 w7 v: T; Y# a& ^; z - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
( C% _; o- [% z2 X' o+ }4 B7 f+ o - <!-- Content to toggle from www.mfbuluo.com-->
( a8 r. K+ l z+ j1 D2 t& i4 M+ ?! K - <div role="toggle" class="toggle-content">* _+ {2 `0 P( v7 P( F, [% J7 ^
- BA-NA-NA-NA!/ F/ k% }9 [% i2 o% N- ~
- </div>1 N4 G1 m3 N# Q6 n4 z: f1 S
- </div>
复制代码CSS代码内容如下: - .toggle {
! {( K" C) o2 h# P8 k - margin: 0 auto;
- k+ `" h2 R4 M# G - max-width: 400px;6 _0 m2 @) O; Z9 i3 x! M8 i6 G) @9 ~
- }
7 b$ C7 u* m" n0 x - .toggle-label {7 X# W& p" j. Y3 E' b' q" o
- font-size: 16px;) l2 Q7 K, F T" s ]
- background: #fff;
* V/ }( B8 t: P- { - padding: 1em;
3 T+ @& w2 U! e: u7 G8 p - cursor: pointer;1 Q5 H* [$ ^ f# v
- display: block;& d+ o d; B! A" `3 ?/ s& U
- margin: 0 auto 1em;0 S8 h, V& E+ _; X6 R V' a
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);/ O. l$ D+ Q8 r" q; I
- border-radius: 4px;
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- .toggle-label:after {
# B* \$ X0 N. z* F/ O! w i* F, u - color: #ED3E44;* X4 v% s7 n1 B, J) _) N+ w
- content: "+";
- ]) \( c. n }4 N7 `/ i - float: right;' w e- G& E) g; D9 [. t
- font-weight: bold;1 m( _# H: H0 Q2 f
- }3 D1 b, }) F, m, _" H S8 X
- .toggle-content {, D- G6 x% f3 J# W
- color: #B0B3C2;
" ]9 z. y: L5 Q6 {% L! ~ - font-family: monospace;
( a" l1 P# V+ Q- E - font-size: 16px;% Z& g5 y+ `; Q! U1 r" z9 K
- margin-bottom: 1.5em; } p }; J5 H7 R% r2 g
- padding: 1em;
0 y& c) K) z2 l2 y$ z - }/ o3 [! a8 O. u* \* l1 O+ x; K
- .toggle-input {
* X5 \1 n7 O _3 @2 i, S - display: none;
, u4 C( _! u% z3 V ? - }
( n3 i) K) n0 x4 x' V$ g - .toggle-input:not(checked) ~ .toggle-content {
+ y( N7 B: |- @& s |* a - display: none;% O9 @0 E' ~! k, ]
- }$ X3 `& A& R% H" `2 R: r
- .toggle-input:checked ~ .toggle-content {
" H- \8 \" u7 Z7 g% F2 n - display: block;3 C& D/ G7 k* Y. [6 v8 o
- }' U- I) c+ g) ]# V* a
- .toggle-input:checked ~ .toggle-label:after {% C) U$ @: T7 R& k3 {
- content: "-";6 ^$ C4 @6 J+ V8 L5 E3 {% |2 d
- }
复制代码 : B, M E( U7 W+ n2 H z0 b) x8 L# Q
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