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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!">
! {% }, R$ ^2 |7 h+ [1 {, k - Label for your tooltip a& {) b; u% Z
- </span>
复制代码CSS代码: - .tooltip-toggle {6 `: C7 n% Z8 j7 B& ?0 H, F' B
- cursor: pointer;1 o7 V* _3 c- y! D$ B: |: E
- position: relative;
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, _% \: W) p3 {) o- G - .tooltip-toggle svg {
6 P3 }" x! O( H3 G) N) d2 C) T - height: 18px;
4 X' u2 }5 G' ]' |8 @ - width: 18px;0 b9 n+ u' y, U0 v
- padding-right: 0.5rem;" m _1 m+ f, h( Y& g: k& W
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- .tooltip-toggle::before {
2 J( Q0 F$ s3 C' W+ K! f2 @ - position: absolute;
# g$ l; o; \. E& I - top: -80px;
- G5 U9 t7 w i! P - left: -80px;
& ?+ O! Y3 g8 `; k- j4 l - background-color: #2B222A;
3 j' [4 [0 q, s$ J8 b - border-radius: 5px;
6 }! V' N: K+ m5 a1 ~7 L. j- U - color: #fff;! t- Q0 @( U% n8 S. m
- content: attr(data-tooltip);
g$ u) `) o5 Y: [; C, R - padding: 1rem;
+ ]6 t9 b8 g0 v1 S8 b& a - text-transform: none;6 T: ^4 R2 ~+ C4 Q% p0 O* z
- -webkit-transition: all 0.5s ease;
& u7 y5 \) j. W# o0 A6 ~/ f9 ~9 M - transition: all 0.5s ease;% O4 i. C) D; v+ L7 Z5 m- B
- width: 160px;( \$ h, B) c! q; j0 a% }9 T% ^
- }
" i& t: k: V; w- V5 w - .tooltip-toggle::after {# g4 h# G- X1 M! p7 C- i$ v
- position: absolute;
8 {) n5 ?7 \; n4 v( e - top: -12px;
2 r: H4 Z% N/ F$ [& ]0 I - left: 9px;0 M0 K% o1 G' z( w" q- c
- border-left: 5px solid transparent;
& y7 w; E, n4 x& i# j; L; o4 ?+ L - border-right: 5px solid transparent;
0 J) i$ `; J1 v8 F+ [ - border-top: 5px solid #2B222A;2 P0 ?* |$ ^0 L( b
- content: " ";
& P- U% |! b# ^4 _9 b+ m - font-size: 0;9 L* b' Y, s" e8 t6 T* e* }
- line-height: 0;
( s% J5 |: L& D% n( E" E; [- { - margin-left: -5px;+ o& r' o' E5 [: S: P' `
- width: 0;
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& t( R0 {% [) w4 w ~8 H Y d( h - .tooltip-toggle::before, .tooltip-toggle::after {
S& e% p f% `% T - color: #efefef;4 _+ u( w p0 P+ j2 ^7 o
- font-family: monospace;$ F$ C0 I% e x
- font-size: 16px;+ u: [3 p; U3 n' T: f( F
- opacity: 0;
$ u0 a5 G3 `8 Z6 T& |9 g: X - pointer-events: none;
, ^) |3 h$ G$ t0 e# } m' ~ - text-align: center;! S) y! n& R) s8 R6 }4 O: N" i
- }
4 L3 i, k) K# Z8 c - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
3 o4 z! k9 A9 i9 v6 o1 t - opacity: 1;: d$ U2 o' b. h2 U
- -webkit-transition: all 0.75s ease;
$ S" Q( n4 x; k5 x6 y' l. k - transition: all 0.75s ease;
, `! W* H9 W. ]3 c- b9 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">
2 |1 _0 P( K/ `+ ^. Y - <ul class="nav-items">
' w: }" [* y" d1 u. Q) w4 S - <!-- Navigation -->+ C7 h3 S, s3 N4 D
- <li class="nav-item"><a href="#">Home</a></li>
- |. u2 j. V+ j - <li class="nav-item"><a href="#">About</a></li>6 \; f- ^) a& a1 F, o; C$ W s( F
- <li class="nav-item"><a href="#">Contact</a></li>: J$ n1 `2 E T8 k
- <!-- Dropdown menu -->+ L, D8 q0 } }0 q+ \
- <li class="nav-item nav-item-dropdown">% |" |4 r. \$ i5 c B
- <a class="dropdown-trigger" href="#">Settings</a>4 z, C: O& H: N' A8 ]/ ^4 j- I4 L
- <ul class="dropdown-menu">
" c8 _/ v; ]% Q* t: ]7 e - <li class="dropdown-menu-item">% N* o( a) o3 B& q( l/ s
- <a href="#">Dropdown Item 1</a>
+ h) ]" Z2 m- G7 p8 z - </li>
- p* V+ s8 x/ X3 l+ F" ` - <li class="dropdown-menu-item">
8 W8 {3 o" S6 C/ J# \8 _ - <a href="#">Dropdown Item 2</a>
z1 z% ^$ g- R0 O; k6 j$ J) J# @ - </li> }6 S/ x, O1 S! V5 y1 P
- <li class="dropdown-menu-item">
0 i: L0 F% o9 F+ L% t - <a href="#">Dropdown Item 3</a>3 t* J$ n7 t& E
- </li>9 L1 g% Y- T2 L& Y1 }1 ^
- </ul>
- K6 [8 s4 }6 L - </li>9 f* U! b; @& e5 O r& M. ]
- </ul>
9 W% b0 \: G* E% v- I - </div>
复制代码对应的CSS代码如下: - .nav-container {
% k9 ^5 u: m- N8 t$ _: w - background-color: #fff;) I, w& j( y* F0 K3 t1 x
- border-radius: 4px;1 Q* i+ C( I W+ o
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);: [! M% a& z, I; Y7 i
- padding: 1em;
$ }) a2 q+ A. t - border: 1px solid #eee;: U: i/ I/ }+ ]0 j( a
- display: block;
* K0 }& D: ]7 S$ v! ~ - max-width: 400px;
7 z; j1 b# @7 u1 R6 Z - margin: 0 auto; |) _0 ^. e. E
- text-align: center;
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- ul,
7 {( Q+ X! d/ h% D+ v2 h - li {
7 |: S( n. [5 @& O7 V% W* y3 v - list-style: none;
! f* }% R1 W! e - -webkit-padding-start: 0;
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/ W4 q) S) l3 F2 p/ [, Y - a {
8 d c3 Y- ~+ l4 {1 A( U - text-decoration: none;
* e2 u3 q) \; N! b9 H - color: #ED3E44;. ^$ F: r4 ~ G' B9 L3 {
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- .nav-item {
( i8 G" x% Z# c0 X+ d0 C - padding: 1em;
/ r' ?4 Q- C0 N9 [- s - display: inline;
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( X! n" x0 S9 F8 J9 ]5 n - .nav-item-dropdown {
+ f- T5 Q7 u2 A! y - position: relative;+ m; O; q0 u$ M' z T }$ v( N4 y
- }6 G5 i5 E7 D# \ g5 X/ {6 v" T9 ], m
- .nav-item-dropdown:hover > .dropdown-menu {
4 h7 k8 b1 Q, h3 M4 p# \ - display: block;! c+ J% i! a& G4 G7 Q! U% P: P
- opacity: 1;9 `9 g9 f0 o; `. S9 K. U- A) z. Z6 I7 S
- }
6 m0 W+ U- s0 I& T' Q1 K% \ - .dropdown-trigger {
/ r' t. ^4 Y8 e4 {' l, K$ u - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {2 I5 x. y7 D- N8 x; a
- display: block;
# r8 O! j) B2 n8 p7 E5 ~ - opacity: 1;
- x1 F3 L' J% n4 m2 u' [ - }4 q' h5 [' P* P$ T. E
- .dropdown-trigger::after {' E) o+ H% Q6 M: p0 @
- content: "›";& ^9 o- [: g6 m: M9 ~* J/ Q: G
- position: absolute;( X+ j, _& \8 n% W/ a) R2 E; r+ b+ @
- color: #ED3E44;( l! }% Q) ]- k$ Y0 w
- font-size: 24px;9 w' `5 U) U/ y j7 Z P8 [* l
- font-weight: bold;
8 _8 V6 g/ q1 r8 w' T1 U* e7 p - -webkit-transform: rotate(90deg);
2 m5 D0 T; w% f* A' C - transform: rotate(90deg);
2 h: s) x$ L/ D# e7 u) w( O2 T - top: -5px;
9 `7 T) R. k v - right: -15px;8 l' ~; D+ p) n, U# j
- }" ^$ o8 d' h: ]8 W* V
- .dropdown-menu {
: t' j0 b; W. r" A2 X - background-color: #ED3E44;
# `7 Q* B. q/ P - display: inline-block;
8 c) o- i# U7 R% E% `1 f - text-align: right;! T$ y1 I7 T7 y" u V8 R
- position: absolute;
# \3 e4 `/ E$ ~ - top: 2.5rem;
; ^, `. w w( M* m( y! e7 r - right: -10px;
* Z- K7 V' }$ b( ] k - display: none;
4 G& |: }2 h+ D* G9 ^7 D+ F - opacity: 0;) B9 J" e" f( M5 S4 P+ q
- -webkit-transition: opacity 0.5s ease;
; F- l. d w6 \' T) d c - transition: opacity 0.5s ease; T$ p/ e1 c4 s' s6 f3 A
- width: 160px;5 Y9 E$ T- u8 J n: ~
- }6 Z- G4 y" C. i1 G
- .dropdown-menu a {
* P% N0 a3 f# F+ _+ a - color: #fff;; [/ H" o. D3 v, S
- }
6 H* b0 w+ B* m# u- r - .dropdown-menu-item {* P# c* x! p( w0 E; t
- cursor: pointer;
7 j1 R9 l6 u. N - padding: 1em;
5 S5 {. |* F0 a. Y% z T - text-align: center;$ u2 e( }3 G8 o8 V8 B+ N0 |! R
- }: f5 M6 Y5 A; n0 e' X F
- .dropdown-menu-item:hover {
7 L& ] s$ }5 d0 J5 @" ] - background-color: #eb272d;
8 m6 R0 \ Q6 u0 q) B7 f3 g - }
复制代码 % _# d3 u9 @' ~6 i8 x% [6 M
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">7 I* C# \! \/ v) ^% r/ P4 c- x
- <!-- Checkbox toggle -->
/ v1 h2 y$ f j# N/ R6 G" m - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">$ a' R2 Q8 {. m' N7 T0 A2 r) f
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
! t+ z, f* B, F6 E; g# t! L - <!-- Content to toggle from www.mfbuluo.com-->
% k, O2 O& h* w; W% C" O( i - <div role="toggle" class="toggle-content">
5 u0 g- G, A8 c. r* {; K& X% n - BA-NA-NA-NA!
7 m: n {* O" j- a3 Q: N% n - </div>
( b! d& o6 e9 Y# E* q - </div>
复制代码CSS代码内容如下: - .toggle {
( V* X2 k- w! P - margin: 0 auto;! ^4 F& R* _' i X# i7 ^
- max-width: 400px;
. I( f& H B% s( u" S7 j2 X5 s4 @! ~ - }
% v' p* T( P+ B7 J7 R - .toggle-label {0 q, e! X. [7 Z, }& w1 x6 m
- font-size: 16px;. |/ S' e1 Q2 J8 Y Q/ Q
- background: #fff;
2 i. r4 I/ v- h9 Z - padding: 1em;
! N! a* U) p9 @2 N$ f - cursor: pointer;
$ J& Z8 z) H0 |) B3 z# e0 ^ - display: block;
0 k% L) M; s {; L$ } - margin: 0 auto 1em;( T' r, _0 e" e+ c' [
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);1 V v- A- G3 o4 |7 Z* P
- border-radius: 4px;
3 X; M8 ^& ^& V) o C3 c$ L! g - }
, G- @1 l# D- g9 G4 i$ Y - .toggle-label:after {
# l7 u$ b7 w3 ]0 N* E - color: #ED3E44;
- Z o3 T! k2 \3 B$ s$ x - content: "+";
9 v% P h3 z9 K* X" G7 w - float: right;6 z x" R' s8 V6 `1 D
- font-weight: bold;
6 ?: Y/ x8 B5 _ A" ^" f - }
& W. z+ g2 |. Q8 R8 q - .toggle-content {
: P" {0 s3 L3 w2 p - color: #B0B3C2;1 M; E' e2 q: o1 e0 y+ E
- font-family: monospace;/ j) X% Y2 x. j# y! a# K
- font-size: 16px;/ ~, M$ H t8 F+ z
- margin-bottom: 1.5em;
$ r3 \( K& l& h1 S0 q5 x1 ~ M, v - padding: 1em;+ W' G. N2 Y% T- `! x) T' z
- }# f1 b5 x4 w: u2 e( D. _
- .toggle-input {4 I; f/ b+ N ?2 c" d
- display: none;. M Y) U+ I" n7 B7 P
- }: I# O8 `4 \9 B) q
- .toggle-input:not(checked) ~ .toggle-content {
& x" `# _- a% s: F- W - display: none;/ Y# T* u; u" E8 F' x
- }3 e% A2 J1 Y x$ X$ k( d& o* K
- .toggle-input:checked ~ .toggle-content {" V- s1 f: K7 T g
- display: block;$ c2 k) p( Z2 S! V, c0 K
- }
! T( E- E$ l$ n& O% G& p# ` - .toggle-input:checked ~ .toggle-label:after {
( T( q% d' a' ~+ S - content: "-";1 y( B; t- N* i
- }
复制代码
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